Home / 68,217.68-94,138.98-38,002.96

Finding the Fourth Proportional to 68,217.68, 94,138.98 and 38,002.96

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Solution

The fourth proportional to 68,217.68, 94,138.98 and 38,002.96 is: 52,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,217.68 : 94,138.98 = 38,002.96 : x
  2. Step 2: Convert to fraction form
    68,217.68/94,138.98 = 38,002.96/x
  3. Step 3: Cross multiply
    68,217.68x = 94,138.98 × 38,002.96
  4. Step 4: Simplify right side
    68,217.68x = 3,577,559,891.38
  5. Step 5: Solve for x
    x = 3,577,559,891.38/68,217.68
  6. Step 6: Final answer
    x = 52,443.29

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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.