Home / 67,115.14-92,614.12-36,899.68

Finding the Fourth Proportional to 67,115.14, 92,614.12 and 36,899.68

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Solution

The fourth proportional to 67,115.14, 92,614.12 and 36,899.68 is: 50,918.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,115.14 : 92,614.12 = 36,899.68 : x
  2. Step 2: Convert to fraction form
    67,115.14/92,614.12 = 36,899.68/x
  3. Step 3: Cross multiply
    67,115.14x = 92,614.12 × 36,899.68
  4. Step 4: Simplify right side
    67,115.14x = 3,417,431,391.48
  5. Step 5: Solve for x
    x = 3,417,431,391.48/67,115.14
  6. Step 6: Final answer
    x = 50,918.93

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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.