Home / 94,540.70-141,811.05-82,876.70

Finding the Fourth Proportional to 94,540.70, 141,811.05 and 82,876.70

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Solution

The fourth proportional to 94,540.70, 141,811.05 and 82,876.70 is: 124,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,540.70 : 141,811.05 = 82,876.70 : x
  2. Step 2: Convert to fraction form
    94,540.70/141,811.05 = 82,876.70/x
  3. Step 3: Cross multiply
    94,540.70x = 141,811.05 × 82,876.70
  4. Step 4: Simplify right side
    94,540.70x = 11,752,831,847.54
  5. Step 5: Solve for x
    x = 11,752,831,847.54/94,540.70
  6. Step 6: Final answer
    x = 124,315.05

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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.