Home / 225,331.47-338,060.79-112,875.93

Finding the Fourth Proportional to 225,331.47, 338,060.79 and 112,875.93

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Solution

The fourth proportional to 225,331.47, 338,060.79 and 112,875.93 is: 169,345.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,331.47 : 338,060.79 = 112,875.93 : x
  2. Step 2: Convert to fraction form
    225,331.47/338,060.79 = 112,875.93/x
  3. Step 3: Cross multiply
    225,331.47x = 338,060.79 × 112,875.93
  4. Step 4: Simplify right side
    225,331.47x = 38,158,926,067.78
  5. Step 5: Solve for x
    x = 38,158,926,067.78/225,331.47
  6. Step 6: Final answer
    x = 169,345.75

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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.