Home / 132,288.06-198,459.42-43,546.89

Finding the Fourth Proportional to 132,288.06, 198,459.42 and 43,546.89

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Solution

The fourth proportional to 132,288.06, 198,459.42 and 43,546.89 is: 65,329.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,288.06 : 198,459.42 = 43,546.89 : x
  2. Step 2: Convert to fraction form
    132,288.06/198,459.42 = 43,546.89/x
  3. Step 3: Cross multiply
    132,288.06x = 198,459.42 × 43,546.89
  4. Step 4: Simplify right side
    132,288.06x = 8,642,290,532.20
  5. Step 5: Solve for x
    x = 8,642,290,532.20/132,288.06
  6. Step 6: Final answer
    x = 65,329.33

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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.