Home / 113,287.14-156,340.22-62,301.96

Finding the Fourth Proportional to 113,287.14, 156,340.22 and 62,301.96

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Solution

The fourth proportional to 113,287.14, 156,340.22 and 62,301.96 is: 85,978.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,287.14 : 156,340.22 = 62,301.96 : x
  2. Step 2: Convert to fraction form
    113,287.14/156,340.22 = 62,301.96/x
  3. Step 3: Cross multiply
    113,287.14x = 156,340.22 × 62,301.96
  4. Step 4: Simplify right side
    113,287.14x = 9,740,302,132.83
  5. Step 5: Solve for x
    x = 9,740,302,132.83/113,287.14
  6. Step 6: Final answer
    x = 85,978.89

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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.