Home / 95,179.68-131,355.12-52,742.16

Finding the Fourth Proportional to 95,179.68, 131,355.12 and 52,742.16

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Solution

The fourth proportional to 95,179.68, 131,355.12 and 52,742.16 is: 72,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,179.68 : 131,355.12 = 52,742.16 : x
  2. Step 2: Convert to fraction form
    95,179.68/131,355.12 = 52,742.16/x
  3. Step 3: Cross multiply
    95,179.68x = 131,355.12 × 52,742.16
  4. Step 4: Simplify right side
    95,179.68x = 6,927,952,755.86
  5. Step 5: Solve for x
    x = 6,927,952,755.86/95,179.68
  6. Step 6: Final answer
    x = 72,788.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.