Home / 173,286.28-259,851.66-79,741

Finding the Fourth Proportional to 173,286.28, 259,851.66 and 79,741

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Solution

The fourth proportional to 173,286.28, 259,851.66 and 79,741 is: 119,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,286.28 : 259,851.66 = 79,741 : x
  2. Step 2: Convert to fraction form
    173,286.28/259,851.66 = 79,741/x
  3. Step 3: Cross multiply
    173,286.28x = 259,851.66 × 79,741
  4. Step 4: Simplify right side
    173,286.28x = 20,720,831,220.06
  5. Step 5: Solve for x
    x = 20,720,831,220.06/173,286.28
  6. Step 6: Final answer
    x = 119,575.72

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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.