Home / 113,288.08-156,341.56-62,304.75

Finding the Fourth Proportional to 113,288.08, 156,341.56 and 62,304.75

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Solution

The fourth proportional to 113,288.08, 156,341.56 and 62,304.75 is: 85,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,288.08 : 156,341.56 = 62,304.75 : x
  2. Step 2: Convert to fraction form
    113,288.08/156,341.56 = 62,304.75/x
  3. Step 3: Cross multiply
    113,288.08x = 156,341.56 × 62,304.75
  4. Step 4: Simplify right side
    113,288.08x = 9,740,822,035.95
  5. Step 5: Solve for x
    x = 9,740,822,035.95/113,288.08
  6. Step 6: Final answer
    x = 85,982.76

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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.