Home / 95,442.48-131,689.68-57,715.92

Finding the Fourth Proportional to 95,442.48, 131,689.68 and 57,715.92

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Solution

The fourth proportional to 95,442.48, 131,689.68 and 57,715.92 is: 79,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,442.48 : 131,689.68 = 57,715.92 : x
  2. Step 2: Convert to fraction form
    95,442.48/131,689.68 = 57,715.92/x
  3. Step 3: Cross multiply
    95,442.48x = 131,689.68 × 57,715.92
  4. Step 4: Simplify right side
    95,442.48x = 7,600,591,035.71
  5. Step 5: Solve for x
    x = 7,600,591,035.71/95,442.48
  6. Step 6: Final answer
    x = 79,635.31

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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.