Home / 113,079.56-156,042.80-62,092.09

Finding the Fourth Proportional to 113,079.56, 156,042.80 and 62,092.09

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Solution

The fourth proportional to 113,079.56, 156,042.80 and 62,092.09 is: 85,683.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,079.56 : 156,042.80 = 62,092.09 : x
  2. Step 2: Convert to fraction form
    113,079.56/156,042.80 = 62,092.09/x
  3. Step 3: Cross multiply
    113,079.56x = 156,042.80 × 62,092.09
  4. Step 4: Simplify right side
    113,079.56x = 9,689,023,170.42
  5. Step 5: Solve for x
    x = 9,689,023,170.42/113,079.56
  6. Step 6: Final answer
    x = 85,683.24

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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.