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Finding the Fourth Proportional to 62,572.95, 86,349.97 and 33,891.90

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Solution

The fourth proportional to 62,572.95, 86,349.97 and 33,891.90 is: 46,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,572.95 : 86,349.97 = 33,891.90 : x
  2. Step 2: Convert to fraction form
    62,572.95/86,349.97 = 33,891.90/x
  3. Step 3: Cross multiply
    62,572.95x = 86,349.97 × 33,891.90
  4. Step 4: Simplify right side
    62,572.95x = 2,926,564,548.24
  5. Step 5: Solve for x
    x = 2,926,564,548.24/62,572.95
  6. Step 6: Final answer
    x = 46,770.44

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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.