Home / 181,456.41-272,229.26-63,128.77

Finding the Fourth Proportional to 181,456.41, 272,229.26 and 63,128.77

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Solution

The fourth proportional to 181,456.41, 272,229.26 and 63,128.77 is: 94,708.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,456.41 : 272,229.26 = 63,128.77 : x
  2. Step 2: Convert to fraction form
    181,456.41/272,229.26 = 63,128.77/x
  3. Step 3: Cross multiply
    181,456.41x = 272,229.26 × 63,128.77
  4. Step 4: Simplify right side
    181,456.41x = 17,185,498,026.17
  5. Step 5: Solve for x
    x = 17,185,498,026.17/181,456.41
  6. Step 6: Final answer
    x = 94,708.69

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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.