Home / 132,337.86-198,395.17-57,401.58

Finding the Fourth Proportional to 132,337.86, 198,395.17 and 57,401.58

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Solution

The fourth proportional to 132,337.86, 198,395.17 and 57,401.58 is: 86,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,337.86 : 198,395.17 = 57,401.58 : x
  2. Step 2: Convert to fraction form
    132,337.86/198,395.17 = 57,401.58/x
  3. Step 3: Cross multiply
    132,337.86x = 198,395.17 × 57,401.58
  4. Step 4: Simplify right side
    132,337.86x = 11,388,196,448.25
  5. Step 5: Solve for x
    x = 11,388,196,448.25/132,337.86
  6. Step 6: Final answer
    x = 86,053.96

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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.