Home / 121,999.16-182,977.97-33,231.90

Finding the Fourth Proportional to 121,999.16, 182,977.97 and 33,231.90

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Solution

The fourth proportional to 121,999.16, 182,977.97 and 33,231.90 is: 49,842.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,999.16 : 182,977.97 = 33,231.90 : x
  2. Step 2: Convert to fraction form
    121,999.16/182,977.97 = 33,231.90/x
  3. Step 3: Cross multiply
    121,999.16x = 182,977.97 × 33,231.90
  4. Step 4: Simplify right side
    121,999.16x = 6,080,705,684.32
  5. Step 5: Solve for x
    x = 6,080,705,684.32/121,999.16
  6. Step 6: Final answer
    x = 49,842.19

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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.