Home / 67,126.05-92,630.61-38,832.30

Finding the Fourth Proportional to 67,126.05, 92,630.61 and 38,832.30

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Solution

The fourth proportional to 67,126.05, 92,630.61 and 38,832.30 is: 53,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,126.05 : 92,630.61 = 38,832.30 : x
  2. Step 2: Convert to fraction form
    67,126.05/92,630.61 = 38,832.30/x
  3. Step 3: Cross multiply
    67,126.05x = 92,630.61 × 38,832.30
  4. Step 4: Simplify right side
    67,126.05x = 3,597,059,636.70
  5. Step 5: Solve for x
    x = 3,597,059,636.70/67,126.05
  6. Step 6: Final answer
    x = 53,586.64

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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.