Home / 113,375.37-156,459.45-62,393.97

Finding the Fourth Proportional to 113,375.37, 156,459.45 and 62,393.97

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Solution

The fourth proportional to 113,375.37, 156,459.45 and 62,393.97 is: 86,104.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,375.37 : 156,459.45 = 62,393.97 : x
  2. Step 2: Convert to fraction form
    113,375.37/156,459.45 = 62,393.97/x
  3. Step 3: Cross multiply
    113,375.37x = 156,459.45 × 62,393.97
  4. Step 4: Simplify right side
    113,375.37x = 9,762,126,229.52
  5. Step 5: Solve for x
    x = 9,762,126,229.52/113,375.37
  6. Step 6: Final answer
    x = 86,104.47

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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.