Home / 126,347.25-174,151.56-89,566

Finding the Fourth Proportional to 126,347.25, 174,151.56 and 89,566

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Solution

The fourth proportional to 126,347.25, 174,151.56 and 89,566 is: 123,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,347.25 : 174,151.56 = 89,566 : x
  2. Step 2: Convert to fraction form
    126,347.25/174,151.56 = 89,566/x
  3. Step 3: Cross multiply
    126,347.25x = 174,151.56 × 89,566
  4. Step 4: Simplify right side
    126,347.25x = 15,598,058,622.96
  5. Step 5: Solve for x
    x = 15,598,058,622.96/126,347.25
  6. Step 6: Final answer
    x = 123,453.88

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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.