Home / 67,211.03-92,730.33-38,134.59

Finding the Fourth Proportional to 67,211.03, 92,730.33 and 38,134.59

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Solution

The fourth proportional to 67,211.03, 92,730.33 and 38,134.59 is: 52,613.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,211.03 : 92,730.33 = 38,134.59 : x
  2. Step 2: Convert to fraction form
    67,211.03/92,730.33 = 38,134.59/x
  3. Step 3: Cross multiply
    67,211.03x = 92,730.33 × 38,134.59
  4. Step 4: Simplify right side
    67,211.03x = 3,536,233,115.11
  5. Step 5: Solve for x
    x = 3,536,233,115.11/67,211.03
  6. Step 6: Final answer
    x = 52,613.88

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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.