Home / 113,644.50-156,830.22-62,659.14

Finding the Fourth Proportional to 113,644.50, 156,830.22 and 62,659.14

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Solution

The fourth proportional to 113,644.50, 156,830.22 and 62,659.14 is: 86,470.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,644.50 : 156,830.22 = 62,659.14 : x
  2. Step 2: Convert to fraction form
    113,644.50/156,830.22 = 62,659.14/x
  3. Step 3: Cross multiply
    113,644.50x = 156,830.22 × 62,659.14
  4. Step 4: Simplify right side
    113,644.50x = 9,826,846,711.21
  5. Step 5: Solve for x
    x = 9,826,846,711.21/113,644.50
  6. Step 6: Final answer
    x = 86,470.06

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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.