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Finding the Fourth Proportional to 73,862.73, 101,926.89 and 43,649.46

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Solution

The fourth proportional to 73,862.73, 101,926.89 and 43,649.46 is: 60,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,862.73 : 101,926.89 = 43,649.46 : x
  2. Step 2: Convert to fraction form
    73,862.73/101,926.89 = 43,649.46/x
  3. Step 3: Cross multiply
    73,862.73x = 101,926.89 × 43,649.46
  4. Step 4: Simplify right side
    73,862.73x = 4,449,053,707.98
  5. Step 5: Solve for x
    x = 4,449,053,707.98/73,862.73
  6. Step 6: Final answer
    x = 60,234.08

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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.