Home / 121,943.88-182,919.07-33,199.20

Finding the Fourth Proportional to 121,943.88, 182,919.07 and 33,199.20

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Solution

The fourth proportional to 121,943.88, 182,919.07 and 33,199.20 is: 49,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,943.88 : 182,919.07 = 33,199.20 : x
  2. Step 2: Convert to fraction form
    121,943.88/182,919.07 = 33,199.20/x
  3. Step 3: Cross multiply
    121,943.88x = 182,919.07 × 33,199.20
  4. Step 4: Simplify right side
    121,943.88x = 6,072,767,080.05
  5. Step 5: Solve for x
    x = 6,072,767,080.05/121,943.88
  6. Step 6: Final answer
    x = 49,799.69

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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.