Home / 121,899.20-182,847.96-33,152.36

Finding the Fourth Proportional to 121,899.20, 182,847.96 and 33,152.36

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Solution

The fourth proportional to 121,899.20, 182,847.96 and 33,152.36 is: 49,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,899.20 : 182,847.96 = 33,152.36 : x
  2. Step 2: Convert to fraction form
    121,899.20/182,847.96 = 33,152.36/x
  3. Step 3: Cross multiply
    121,899.20x = 182,847.96 × 33,152.36
  4. Step 4: Simplify right side
    121,899.20x = 6,061,840,480.95
  5. Step 5: Solve for x
    x = 6,061,840,480.95/121,899.20
  6. Step 6: Final answer
    x = 49,728.31

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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.