Home / 79,222.41-118,753.61-49,660.97

Finding the Fourth Proportional to 79,222.41, 118,753.61 and 49,660.97

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Solution

The fourth proportional to 79,222.41, 118,753.61 and 49,660.97 is: 74,441.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,222.41 : 118,753.61 = 49,660.97 : x
  2. Step 2: Convert to fraction form
    79,222.41/118,753.61 = 49,660.97/x
  3. Step 3: Cross multiply
    79,222.41x = 118,753.61 × 49,660.97
  4. Step 4: Simplify right side
    79,222.41x = 5,897,418,621.53
  5. Step 5: Solve for x
    x = 5,897,418,621.53/79,222.41
  6. Step 6: Final answer
    x = 74,441.29

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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.