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Finding the Fourth Proportional to 216,891.08, 325,299.66 and 59,082.60

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Solution

The fourth proportional to 216,891.08, 325,299.66 and 59,082.60 is: 88,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,891.08 : 325,299.66 = 59,082.60 : x
  2. Step 2: Convert to fraction form
    216,891.08/325,299.66 = 59,082.60/x
  3. Step 3: Cross multiply
    216,891.08x = 325,299.66 × 59,082.60
  4. Step 4: Simplify right side
    216,891.08x = 19,219,549,691.92
  5. Step 5: Solve for x
    x = 19,219,549,691.92/216,891.08
  6. Step 6: Final answer
    x = 88,613.83

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1.5x scale

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.