Home / 148,728.09-223,173.98-64,488.90

Finding the Fourth Proportional to 148,728.09, 223,173.98 and 64,488.90

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Solution

The fourth proportional to 148,728.09, 223,173.98 and 64,488.90 is: 96,768.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,728.09 : 223,173.98 = 64,488.90 : x
  2. Step 2: Convert to fraction form
    148,728.09/223,173.98 = 64,488.90/x
  3. Step 3: Cross multiply
    148,728.09x = 223,173.98 × 64,488.90
  4. Step 4: Simplify right side
    148,728.09x = 14,392,243,524.17
  5. Step 5: Solve for x
    x = 14,392,243,524.17/148,728.09
  6. Step 6: Final answer
    x = 96,768.84

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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.