Home / 121,921.57-182,863.88-33,182.00

Finding the Fourth Proportional to 121,921.57, 182,863.88 and 33,182.00

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Solution

The fourth proportional to 121,921.57, 182,863.88 and 33,182.00 is: 49,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,921.57 : 182,863.88 = 33,182.00 : x
  2. Step 2: Convert to fraction form
    121,921.57/182,863.88 = 33,182.00/x
  3. Step 3: Cross multiply
    121,921.57x = 182,863.88 × 33,182.00
  4. Step 4: Simplify right side
    121,921.57x = 6,067,788,434.80
  5. Step 5: Solve for x
    x = 6,067,788,434.80/121,921.57
  6. Step 6: Final answer
    x = 49,767.96

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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.