Home / 129,744.60-194,580.45-41,025.30

Finding the Fourth Proportional to 129,744.60, 194,580.45 and 41,025.30

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Solution

The fourth proportional to 129,744.60, 194,580.45 and 41,025.30 is: 61,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,744.60 : 194,580.45 = 41,025.30 : x
  2. Step 2: Convert to fraction form
    129,744.60/194,580.45 = 41,025.30/x
  3. Step 3: Cross multiply
    129,744.60x = 194,580.45 × 41,025.30
  4. Step 4: Simplify right side
    129,744.60x = 7,982,721,335.39
  5. Step 5: Solve for x
    x = 7,982,721,335.39/129,744.60
  6. Step 6: Final answer
    x = 61,526.42

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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.