Home / 233,016.66-321,559.92-131,042.08

Finding the Fourth Proportional to 233,016.66, 321,559.92 and 131,042.08

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Solution

The fourth proportional to 233,016.66, 321,559.92 and 131,042.08 is: 180,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,016.66 : 321,559.92 = 131,042.08 : x
  2. Step 2: Convert to fraction form
    233,016.66/321,559.92 = 131,042.08/x
  3. Step 3: Cross multiply
    233,016.66x = 321,559.92 × 131,042.08
  4. Step 4: Simplify right side
    233,016.66x = 42,137,880,761.43
  5. Step 5: Solve for x
    x = 42,137,880,761.43/233,016.66
  6. Step 6: Final answer
    x = 180,836.34

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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.