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Finding the Fourth Proportional to 217,342.96, 325,979.47 and 59,534.52

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Solution

The fourth proportional to 217,342.96, 325,979.47 and 59,534.52 is: 89,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,342.96 : 325,979.47 = 59,534.52 : x
  2. Step 2: Convert to fraction form
    217,342.96/325,979.47 = 59,534.52/x
  3. Step 3: Cross multiply
    217,342.96x = 325,979.47 × 59,534.52
  4. Step 4: Simplify right side
    217,342.96x = 19,407,031,276.30
  5. Step 5: Solve for x
    x = 19,407,031,276.30/217,342.96
  6. Step 6: Final answer
    x = 89,292.20

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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.