Home / 132,492.64-198,627.21-57,556.83

Finding the Fourth Proportional to 132,492.64, 198,627.21 and 57,556.83

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Solution

The fourth proportional to 132,492.64, 198,627.21 and 57,556.83 is: 86,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,492.64 : 198,627.21 = 57,556.83 : x
  2. Step 2: Convert to fraction form
    132,492.64/198,627.21 = 57,556.83/x
  3. Step 3: Cross multiply
    132,492.64x = 198,627.21 × 57,556.83
  4. Step 4: Simplify right side
    132,492.64x = 11,432,352,348.80
  5. Step 5: Solve for x
    x = 11,432,352,348.80/132,492.64
  6. Step 6: Final answer
    x = 86,286.70

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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.