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Finding the Fourth Proportional to 230,092.98, 345,139.71 and 72,335.22

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Solution

The fourth proportional to 230,092.98, 345,139.71 and 72,335.22 is: 108,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,092.98 : 345,139.71 = 72,335.22 : x
  2. Step 2: Convert to fraction form
    230,092.98/345,139.71 = 72,335.22/x
  3. Step 3: Cross multiply
    230,092.98x = 345,139.71 × 72,335.22
  4. Step 4: Simplify right side
    230,092.98x = 24,965,756,853.59
  5. Step 5: Solve for x
    x = 24,965,756,853.59/230,092.98
  6. Step 6: Final answer
    x = 108,502.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.