Home / 67,034.80-92,510.24-38,359.12

Finding the Fourth Proportional to 67,034.80, 92,510.24 and 38,359.12

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Solution

The fourth proportional to 67,034.80, 92,510.24 and 38,359.12 is: 52,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,034.80 : 92,510.24 = 38,359.12 : x
  2. Step 2: Convert to fraction form
    67,034.80/92,510.24 = 38,359.12/x
  3. Step 3: Cross multiply
    67,034.80x = 92,510.24 × 38,359.12
  4. Step 4: Simplify right side
    67,034.80x = 3,548,611,397.39
  5. Step 5: Solve for x
    x = 3,548,611,397.39/67,034.80
  6. Step 6: Final answer
    x = 52,936.85

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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.