Home / 67,144.27-92,654.57-38,464.04

Finding the Fourth Proportional to 67,144.27, 92,654.57 and 38,464.04

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Solution

The fourth proportional to 67,144.27, 92,654.57 and 38,464.04 is: 53,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,144.27 : 92,654.57 = 38,464.04 : x
  2. Step 2: Convert to fraction form
    67,144.27/92,654.57 = 38,464.04/x
  3. Step 3: Cross multiply
    67,144.27x = 92,654.57 × 38,464.04
  4. Step 4: Simplify right side
    67,144.27x = 3,563,868,431.07
  5. Step 5: Solve for x
    x = 3,563,868,431.07/67,144.27
  6. Step 6: Final answer
    x = 53,077.78

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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.