Home / 177,422.20-266,133.30-114,436.60

Finding the Fourth Proportional to 177,422.20, 266,133.30 and 114,436.60

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Solution

The fourth proportional to 177,422.20, 266,133.30 and 114,436.60 is: 171,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,422.20 : 266,133.30 = 114,436.60 : x
  2. Step 2: Convert to fraction form
    177,422.20/266,133.30 = 114,436.60/x
  3. Step 3: Cross multiply
    177,422.20x = 266,133.30 × 114,436.60
  4. Step 4: Simplify right side
    177,422.20x = 30,455,389,998.78
  5. Step 5: Solve for x
    x = 30,455,389,998.78/177,422.20
  6. Step 6: Final answer
    x = 171,654.90

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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.