Home / 133,063.90-199,595.85-131,314.30

Finding the Fourth Proportional to 133,063.90, 199,595.85 and 131,314.30

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Solution

The fourth proportional to 133,063.90, 199,595.85 and 131,314.30 is: 196,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,063.90 : 199,595.85 = 131,314.30 : x
  2. Step 2: Convert to fraction form
    133,063.90/199,595.85 = 131,314.30/x
  3. Step 3: Cross multiply
    133,063.90x = 199,595.85 × 131,314.30
  4. Step 4: Simplify right side
    133,063.90x = 26,209,789,325.66
  5. Step 5: Solve for x
    x = 26,209,789,325.66/133,063.90
  6. Step 6: Final answer
    x = 196,971.45

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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.