Home / 121,954.28-182,958.29-36,561.73

Finding the Fourth Proportional to 121,954.28, 182,958.29 and 36,561.73

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Solution

The fourth proportional to 121,954.28, 182,958.29 and 36,561.73 is: 54,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,954.28 : 182,958.29 = 36,561.73 : x
  2. Step 2: Convert to fraction form
    121,954.28/182,958.29 = 36,561.73/x
  3. Step 3: Cross multiply
    121,954.28x = 182,958.29 × 36,561.73
  4. Step 4: Simplify right side
    121,954.28x = 6,689,271,645.85
  5. Step 5: Solve for x
    x = 6,689,271,645.85/121,954.28
  6. Step 6: Final answer
    x = 54,850.65

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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.