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Finding the Fourth Proportional to 145,169.52, 217,374.12 and 95,092.08

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Solution

The fourth proportional to 145,169.52, 217,374.12 and 95,092.08 is: 142,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,169.52 : 217,374.12 = 95,092.08 : x
  2. Step 2: Convert to fraction form
    145,169.52/217,374.12 = 95,092.08/x
  3. Step 3: Cross multiply
    145,169.52x = 217,374.12 × 95,092.08
  4. Step 4: Simplify right side
    145,169.52x = 20,670,557,208.97
  5. Step 5: Solve for x
    x = 20,670,557,208.97/145,169.52
  6. Step 6: Final answer
    x = 142,389.10

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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.