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Finding the Fourth Proportional to 110,062.54, 151,885.47 and 59,761.90

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Solution

The fourth proportional to 110,062.54, 151,885.47 and 59,761.90 is: 82,470.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,062.54 : 151,885.47 = 59,761.90 : x
  2. Step 2: Convert to fraction form
    110,062.54/151,885.47 = 59,761.90/x
  3. Step 3: Cross multiply
    110,062.54x = 151,885.47 × 59,761.90
  4. Step 4: Simplify right side
    110,062.54x = 9,076,964,269.59
  5. Step 5: Solve for x
    x = 9,076,964,269.59/110,062.54
  6. Step 6: Final answer
    x = 82,470.97

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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.