Home / 121,132.14-181,726.97-38,026.14

Finding the Fourth Proportional to 121,132.14, 181,726.97 and 38,026.14

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Solution

The fourth proportional to 121,132.14, 181,726.97 and 38,026.14 is: 57,048.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,132.14 : 181,726.97 = 38,026.14 : x
  2. Step 2: Convert to fraction form
    121,132.14/181,726.97 = 38,026.14/x
  3. Step 3: Cross multiply
    121,132.14x = 181,726.97 × 38,026.14
  4. Step 4: Simplify right side
    121,132.14x = 6,910,375,012.87
  5. Step 5: Solve for x
    x = 6,910,375,012.87/121,132.14
  6. Step 6: Final answer
    x = 57,048.24

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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.