Home / 67,117.10-92,609.55-38,045.57

Finding the Fourth Proportional to 67,117.10, 92,609.55 and 38,045.57

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Solution

The fourth proportional to 67,117.10, 92,609.55 and 38,045.57 is: 52,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,117.10 : 92,609.55 = 38,045.57 : x
  2. Step 2: Convert to fraction form
    67,117.10/92,609.55 = 38,045.57/x
  3. Step 3: Cross multiply
    67,117.10x = 92,609.55 × 38,045.57
  4. Step 4: Simplify right side
    67,117.10x = 3,523,382,654.15
  5. Step 5: Solve for x
    x = 3,523,382,654.15/67,117.10
  6. Step 6: Final answer
    x = 52,496.05

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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.