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Finding the Fourth Proportional to 66,473.55, 99,681.13 and 24,891.39

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Solution

The fourth proportional to 66,473.55, 99,681.13 and 24,891.39 is: 37,326.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,473.55 : 99,681.13 = 24,891.39 : x
  2. Step 2: Convert to fraction form
    66,473.55/99,681.13 = 24,891.39/x
  3. Step 3: Cross multiply
    66,473.55x = 99,681.13 × 24,891.39
  4. Step 4: Simplify right side
    66,473.55x = 2,481,201,882.47
  5. Step 5: Solve for x
    x = 2,481,201,882.47/66,473.55
  6. Step 6: Final answer
    x = 37,326.15

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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.