Home / 91,692.29-137,523.68-25,116.86

Finding the Fourth Proportional to 91,692.29, 137,523.68 and 25,116.86

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Solution

The fourth proportional to 91,692.29, 137,523.68 and 25,116.86 is: 37,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,692.29 : 137,523.68 = 25,116.86 : x
  2. Step 2: Convert to fraction form
    91,692.29/137,523.68 = 25,116.86/x
  3. Step 3: Cross multiply
    91,692.29x = 137,523.68 × 25,116.86
  4. Step 4: Simplify right side
    91,692.29x = 3,454,162,204.04
  5. Step 5: Solve for x
    x = 3,454,162,204.04/91,692.29
  6. Step 6: Final answer
    x = 37,671.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.