Home / 148,907.90-223,361.85-131,995.10

Finding the Fourth Proportional to 148,907.90, 223,361.85 and 131,995.10

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Solution

The fourth proportional to 148,907.90, 223,361.85 and 131,995.10 is: 197,992.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,907.90 : 223,361.85 = 131,995.10 : x
  2. Step 2: Convert to fraction form
    148,907.90/223,361.85 = 131,995.10/x
  3. Step 3: Cross multiply
    148,907.90x = 223,361.85 × 131,995.10
  4. Step 4: Simplify right side
    148,907.90x = 29,482,669,726.94
  5. Step 5: Solve for x
    x = 29,482,669,726.94/148,907.90
  6. Step 6: Final answer
    x = 197,992.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.