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Finding the Fourth Proportional to 67,466.90, 101,200.35 and 20,713.70

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Solution

The fourth proportional to 67,466.90, 101,200.35 and 20,713.70 is: 31,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,466.90 : 101,200.35 = 20,713.70 : x
  2. Step 2: Convert to fraction form
    67,466.90/101,200.35 = 20,713.70/x
  3. Step 3: Cross multiply
    67,466.90x = 101,200.35 × 20,713.70
  4. Step 4: Simplify right side
    67,466.90x = 2,096,233,689.80
  5. Step 5: Solve for x
    x = 2,096,233,689.80/67,466.90
  6. Step 6: Final answer
    x = 31,070.55

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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.