Home / 217,588.27-326,375.53-59,815.39

Finding the Fourth Proportional to 217,588.27, 326,375.53 and 59,815.39

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Solution

The fourth proportional to 217,588.27, 326,375.53 and 59,815.39 is: 89,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,588.27 : 326,375.53 = 59,815.39 : x
  2. Step 2: Convert to fraction form
    217,588.27/326,375.53 = 59,815.39/x
  3. Step 3: Cross multiply
    217,588.27x = 326,375.53 × 59,815.39
  4. Step 4: Simplify right side
    217,588.27x = 19,522,279,613.41
  5. Step 5: Solve for x
    x = 19,522,279,613.41/217,588.27
  6. Step 6: Final answer
    x = 89,721.20

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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.