Home / 113,207.76-156,226.29-62,223.90

Finding the Fourth Proportional to 113,207.76, 156,226.29 and 62,223.90

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Solution

The fourth proportional to 113,207.76, 156,226.29 and 62,223.90 is: 85,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,207.76 : 156,226.29 = 62,223.90 : x
  2. Step 2: Convert to fraction form
    113,207.76/156,226.29 = 62,223.90/x
  3. Step 3: Cross multiply
    113,207.76x = 156,226.29 × 62,223.90
  4. Step 4: Simplify right side
    113,207.76x = 9,721,009,046.33
  5. Step 5: Solve for x
    x = 9,721,009,046.33/113,207.76
  6. Step 6: Final answer
    x = 85,868.75

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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.