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Finding the Fourth Proportional to 217,567.28, 326,354.52 and 59,794.76

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Solution

The fourth proportional to 217,567.28, 326,354.52 and 59,794.76 is: 89,693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,567.28 : 326,354.52 = 59,794.76 : x
  2. Step 2: Convert to fraction form
    217,567.28/326,354.52 = 59,794.76/x
  3. Step 3: Cross multiply
    217,567.28x = 326,354.52 × 59,794.76
  4. Step 4: Simplify right side
    217,567.28x = 19,514,290,198.32
  5. Step 5: Solve for x
    x = 19,514,290,198.32/217,567.28
  6. Step 6: Final answer
    x = 89,693.13

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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.