Home / 132,441.03-198,657.09-57,561.17

Finding the Fourth Proportional to 132,441.03, 198,657.09 and 57,561.17

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Solution

The fourth proportional to 132,441.03, 198,657.09 and 57,561.17 is: 86,339.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,441.03 : 198,657.09 = 57,561.17 : x
  2. Step 2: Convert to fraction form
    132,441.03/198,657.09 = 57,561.17/x
  3. Step 3: Cross multiply
    132,441.03x = 198,657.09 × 57,561.17
  4. Step 4: Simplify right side
    132,441.03x = 11,434,933,535.91
  5. Step 5: Solve for x
    x = 11,434,933,535.91/132,441.03
  6. Step 6: Final answer
    x = 86,339.81

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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.