Home / 232,714.09-321,110.40-130,719.97

Finding the Fourth Proportional to 232,714.09, 321,110.40 and 130,719.97

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Solution

The fourth proportional to 232,714.09, 321,110.40 and 130,719.97 is: 180,373.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,714.09 : 321,110.40 = 130,719.97 : x
  2. Step 2: Convert to fraction form
    232,714.09/321,110.40 = 130,719.97/x
  3. Step 3: Cross multiply
    232,714.09x = 321,110.40 × 130,719.97
  4. Step 4: Simplify right side
    232,714.09x = 41,975,541,854.69
  5. Step 5: Solve for x
    x = 41,975,541,854.69/232,714.09
  6. Step 6: Final answer
    x = 180,373.87

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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.