Home / 132,441.52-198,550.20-57,505

Finding the Fourth Proportional to 132,441.52, 198,550.20 and 57,505

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Solution

The fourth proportional to 132,441.52, 198,550.20 and 57,505 is: 86,208.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,441.52 : 198,550.20 = 57,505 : x
  2. Step 2: Convert to fraction form
    132,441.52/198,550.20 = 57,505/x
  3. Step 3: Cross multiply
    132,441.52x = 198,550.20 × 57,505
  4. Step 4: Simplify right side
    132,441.52x = 11,417,629,251
  5. Step 5: Solve for x
    x = 11,417,629,251/132,441.52
  6. Step 6: Final answer
    x = 86,208.84

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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.