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Finding the Fourth Proportional to 217,504.52, 326,202.78 and 59,725.16

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Solution

The fourth proportional to 217,504.52, 326,202.78 and 59,725.16 is: 89,572.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,504.52 : 326,202.78 = 59,725.16 : x
  2. Step 2: Convert to fraction form
    217,504.52/326,202.78 = 59,725.16/x
  3. Step 3: Cross multiply
    217,504.52x = 326,202.78 × 59,725.16
  4. Step 4: Simplify right side
    217,504.52x = 19,482,513,227.94
  5. Step 5: Solve for x
    x = 19,482,513,227.94/217,504.52
  6. Step 6: Final answer
    x = 89,572.91

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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.