Home / 132,330.92-198,495.90-57,441.29

Finding the Fourth Proportional to 132,330.92, 198,495.90 and 57,441.29

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Solution

The fourth proportional to 132,330.92, 198,495.90 and 57,441.29 is: 86,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,330.92 : 198,495.90 = 57,441.29 : x
  2. Step 2: Convert to fraction form
    132,330.92/198,495.90 = 57,441.29/x
  3. Step 3: Cross multiply
    132,330.92x = 198,495.90 × 57,441.29
  4. Step 4: Simplify right side
    132,330.92x = 11,401,859,563.23
  5. Step 5: Solve for x
    x = 11,401,859,563.23/132,330.92
  6. Step 6: Final answer
    x = 86,161.72

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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.