Home / 177,974.40-266,961.60-93,619.20

Finding the Fourth Proportional to 177,974.40, 266,961.60 and 93,619.20

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Solution

The fourth proportional to 177,974.40, 266,961.60 and 93,619.20 is: 140,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,974.40 : 266,961.60 = 93,619.20 : x
  2. Step 2: Convert to fraction form
    177,974.40/266,961.60 = 93,619.20/x
  3. Step 3: Cross multiply
    177,974.40x = 266,961.60 × 93,619.20
  4. Step 4: Simplify right side
    177,974.40x = 24,992,731,422.72
  5. Step 5: Solve for x
    x = 24,992,731,422.72/177,974.40
  6. Step 6: Final answer
    x = 140,428.80

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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.