Home / 177,719.60-266,310.48-77,823.92

Finding the Fourth Proportional to 177,719.60, 266,310.48 and 77,823.92

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Solution

The fourth proportional to 177,719.60, 266,310.48 and 77,823.92 is: 116,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,719.60 : 266,310.48 = 77,823.92 : x
  2. Step 2: Convert to fraction form
    177,719.60/266,310.48 = 77,823.92/x
  3. Step 3: Cross multiply
    177,719.60x = 266,310.48 × 77,823.92
  4. Step 4: Simplify right side
    177,719.60x = 20,725,325,490.68
  5. Step 5: Solve for x
    x = 20,725,325,490.68/177,719.60
  6. Step 6: Final answer
    x = 116,618.12

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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.