Home / 129,517.02-194,279.19-36,022.77

Finding the Fourth Proportional to 129,517.02, 194,279.19 and 36,022.77

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Solution

The fourth proportional to 129,517.02, 194,279.19 and 36,022.77 is: 54,035.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,517.02 : 194,279.19 = 36,022.77 : x
  2. Step 2: Convert to fraction form
    129,517.02/194,279.19 = 36,022.77/x
  3. Step 3: Cross multiply
    129,517.02x = 194,279.19 × 36,022.77
  4. Step 4: Simplify right side
    129,517.02x = 6,998,474,577.16
  5. Step 5: Solve for x
    x = 6,998,474,577.16/129,517.02
  6. Step 6: Final answer
    x = 54,035.17

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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.