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Finding the Fourth Proportional to 177,147.40, 265,721.10 and 167,470.60

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Solution

The fourth proportional to 177,147.40, 265,721.10 and 167,470.60 is: 251,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147.40 : 265,721.10 = 167,470.60 : x
  2. Step 2: Convert to fraction form
    177,147.40/265,721.10 = 167,470.60/x
  3. Step 3: Cross multiply
    177,147.40x = 265,721.10 × 167,470.60
  4. Step 4: Simplify right side
    177,147.40x = 44,500,472,049.66
  5. Step 5: Solve for x
    x = 44,500,472,049.66/177,147.40
  6. Step 6: Final answer
    x = 251,205.90

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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.