Home / 67,210.26-92,729.28-38,133.84

Finding the Fourth Proportional to 67,210.26, 92,729.28 and 38,133.84

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Solution

The fourth proportional to 67,210.26, 92,729.28 and 38,133.84 is: 52,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,210.26 : 92,729.28 = 38,133.84 : x
  2. Step 2: Convert to fraction form
    67,210.26/92,729.28 = 38,133.84/x
  3. Step 3: Cross multiply
    67,210.26x = 92,729.28 × 38,133.84
  4. Step 4: Simplify right side
    67,210.26x = 3,536,123,526.84
  5. Step 5: Solve for x
    x = 3,536,123,526.84/67,210.26
  6. Step 6: Final answer
    x = 52,612.85

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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.