Home / 132,435.82-198,649.34-57,556.04

Finding the Fourth Proportional to 132,435.82, 198,649.34 and 57,556.04

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Solution

The fourth proportional to 132,435.82, 198,649.34 and 57,556.04 is: 86,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,435.82 : 198,649.34 = 57,556.04 : x
  2. Step 2: Convert to fraction form
    132,435.82/198,649.34 = 57,556.04/x
  3. Step 3: Cross multiply
    132,435.82x = 198,649.34 × 57,556.04
  4. Step 4: Simplify right side
    132,435.82x = 11,433,469,071.23
  5. Step 5: Solve for x
    x = 11,433,469,071.23/132,435.82
  6. Step 6: Final answer
    x = 86,332.15

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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.