Home / 95,130.92-131,281.63-57,397.88

Finding the Fourth Proportional to 95,130.92, 131,281.63 and 57,397.88

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Solution

The fourth proportional to 95,130.92, 131,281.63 and 57,397.88 is: 79,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,130.92 : 131,281.63 = 57,397.88 : x
  2. Step 2: Convert to fraction form
    95,130.92/131,281.63 = 57,397.88/x
  3. Step 3: Cross multiply
    95,130.92x = 131,281.63 × 57,397.88
  4. Step 4: Simplify right side
    95,130.92x = 7,535,286,445.04
  5. Step 5: Solve for x
    x = 7,535,286,445.04/95,130.92
  6. Step 6: Final answer
    x = 79,209.65

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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.