Home / 177,766.80-245,343.24-108,897.36

Finding the Fourth Proportional to 177,766.80, 245,343.24 and 108,897.36

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Solution

The fourth proportional to 177,766.80, 245,343.24 and 108,897.36 is: 150,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,766.80 : 245,343.24 = 108,897.36 : x
  2. Step 2: Convert to fraction form
    177,766.80/245,343.24 = 108,897.36/x
  3. Step 3: Cross multiply
    177,766.80x = 245,343.24 × 108,897.36
  4. Step 4: Simplify right side
    177,766.80x = 26,717,231,129.85
  5. Step 5: Solve for x
    x = 26,717,231,129.85/177,766.80
  6. Step 6: Final answer
    x = 150,293.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.