Home / 132,044.31-197,967.96-79,441.47

Finding the Fourth Proportional to 132,044.31, 197,967.96 and 79,441.47

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Solution

The fourth proportional to 132,044.31, 197,967.96 and 79,441.47 is: 119,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,044.31 : 197,967.96 = 79,441.47 : x
  2. Step 2: Convert to fraction form
    132,044.31/197,967.96 = 79,441.47/x
  3. Step 3: Cross multiply
    132,044.31x = 197,967.96 × 79,441.47
  4. Step 4: Simplify right side
    132,044.31x = 15,726,865,755.30
  5. Step 5: Solve for x
    x = 15,726,865,755.30/132,044.31
  6. Step 6: Final answer
    x = 119,102.94

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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.