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Finding the Fourth Proportional to 183,959.73, 254,057.18 and 126,747.81

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Solution

The fourth proportional to 183,959.73, 254,057.18 and 126,747.81 is: 175,044.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,959.73 : 254,057.18 = 126,747.81 : x
  2. Step 2: Convert to fraction form
    183,959.73/254,057.18 = 126,747.81/x
  3. Step 3: Cross multiply
    183,959.73x = 254,057.18 × 126,747.81
  4. Step 4: Simplify right side
    183,959.73x = 32,201,190,546.04
  5. Step 5: Solve for x
    x = 32,201,190,546.04/183,959.73
  6. Step 6: Final answer
    x = 175,044.78

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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.