Home / 67,753.23-101,613.51-28,288.95

Finding the Fourth Proportional to 67,753.23, 101,613.51 and 28,288.95

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Solution

The fourth proportional to 67,753.23, 101,613.51 and 28,288.95 is: 42,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,753.23 : 101,613.51 = 28,288.95 : x
  2. Step 2: Convert to fraction form
    67,753.23/101,613.51 = 28,288.95/x
  3. Step 3: Cross multiply
    67,753.23x = 101,613.51 × 28,288.95
  4. Step 4: Simplify right side
    67,753.23x = 2,874,539,503.71
  5. Step 5: Solve for x
    x = 2,874,539,503.71/67,753.23
  6. Step 6: Final answer
    x = 42,426.60

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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.