Home / 129,773.70-194,646.15-106,359.30

Finding the Fourth Proportional to 129,773.70, 194,646.15 and 106,359.30

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Solution

The fourth proportional to 129,773.70, 194,646.15 and 106,359.30 is: 159,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,773.70 : 194,646.15 = 106,359.30 : x
  2. Step 2: Convert to fraction form
    129,773.70/194,646.15 = 106,359.30/x
  3. Step 3: Cross multiply
    129,773.70x = 194,646.15 × 106,359.30
  4. Step 4: Simplify right side
    129,773.70x = 20,702,428,261.70
  5. Step 5: Solve for x
    x = 20,702,428,261.70/129,773.70
  6. Step 6: Final answer
    x = 159,527.15

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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.