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Finding the Fourth Proportional to 95,066.69, 142,553.90 and 47,661.41

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Solution

The fourth proportional to 95,066.69, 142,553.90 and 47,661.41 is: 71,468.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,066.69 : 142,553.90 = 47,661.41 : x
  2. Step 2: Convert to fraction form
    95,066.69/142,553.90 = 47,661.41/x
  3. Step 3: Cross multiply
    95,066.69x = 142,553.90 × 47,661.41
  4. Step 4: Simplify right side
    95,066.69x = 6,794,320,216.49
  5. Step 5: Solve for x
    x = 6,794,320,216.49/95,066.69
  6. Step 6: Final answer
    x = 71,468.99

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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.