Home / 126,726.96-174,922.17-73,047.87

Finding the Fourth Proportional to 126,726.96, 174,922.17 and 73,047.87

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Solution

The fourth proportional to 126,726.96, 174,922.17 and 73,047.87 is: 100,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,726.96 : 174,922.17 = 73,047.87 : x
  2. Step 2: Convert to fraction form
    126,726.96/174,922.17 = 73,047.87/x
  3. Step 3: Cross multiply
    126,726.96x = 174,922.17 × 73,047.87
  4. Step 4: Simplify right side
    126,726.96x = 12,777,691,934.28
  5. Step 5: Solve for x
    x = 12,777,691,934.28/126,726.96
  6. Step 6: Final answer
    x = 100,828.52

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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.