Home / 113,263.43-156,304.12-62,279.45

Finding the Fourth Proportional to 113,263.43, 156,304.12 and 62,279.45

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Solution

The fourth proportional to 113,263.43, 156,304.12 and 62,279.45 is: 85,945.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,263.43 : 156,304.12 = 62,279.45 : x
  2. Step 2: Convert to fraction form
    113,263.43/156,304.12 = 62,279.45/x
  3. Step 3: Cross multiply
    113,263.43x = 156,304.12 × 62,279.45
  4. Step 4: Simplify right side
    113,263.43x = 9,734,535,078.49
  5. Step 5: Solve for x
    x = 9,734,535,078.49/113,263.43
  6. Step 6: Final answer
    x = 85,945.96

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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.