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Finding the Fourth Proportional to 225,463.05, 338,034.39 and 113,062.20

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Solution

The fourth proportional to 225,463.05, 338,034.39 and 113,062.20 is: 169,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,463.05 : 338,034.39 = 113,062.20 : x
  2. Step 2: Convert to fraction form
    225,463.05/338,034.39 = 113,062.20/x
  3. Step 3: Cross multiply
    225,463.05x = 338,034.39 × 113,062.20
  4. Step 4: Simplify right side
    225,463.05x = 38,218,911,809.06
  5. Step 5: Solve for x
    x = 38,218,911,809.06/225,463.05
  6. Step 6: Final answer
    x = 169,512.97

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1.5x scale

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.