Home / 67,511.68-93,034.56-48,613.12

Finding the Fourth Proportional to 67,511.68, 93,034.56 and 48,613.12

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Solution

The fourth proportional to 67,511.68, 93,034.56 and 48,613.12 is: 66,991.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,511.68 : 93,034.56 = 48,613.12 : x
  2. Step 2: Convert to fraction form
    67,511.68/93,034.56 = 48,613.12/x
  3. Step 3: Cross multiply
    67,511.68x = 93,034.56 × 48,613.12
  4. Step 4: Simplify right side
    67,511.68x = 4,522,700,229.43
  5. Step 5: Solve for x
    x = 4,522,700,229.43/67,511.68
  6. Step 6: Final answer
    x = 66,991.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.