Home / 217,565.78-326,352.27-59,793.26

Finding the Fourth Proportional to 217,565.78, 326,352.27 and 59,793.26

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Solution

The fourth proportional to 217,565.78, 326,352.27 and 59,793.26 is: 89,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,565.78 : 326,352.27 = 59,793.26 : x
  2. Step 2: Convert to fraction form
    217,565.78/326,352.27 = 59,793.26/x
  3. Step 3: Cross multiply
    217,565.78x = 326,352.27 × 59,793.26
  4. Step 4: Simplify right side
    217,565.78x = 19,513,666,131.70
  5. Step 5: Solve for x
    x = 19,513,666,131.70/217,565.78
  6. Step 6: Final answer
    x = 89,690.88

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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.