Home / 149,236.50-205,941.61-88,793.29

Finding the Fourth Proportional to 149,236.50, 205,941.61 and 88,793.29

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Solution

The fourth proportional to 149,236.50, 205,941.61 and 88,793.29 is: 122,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,236.50 : 205,941.61 = 88,793.29 : x
  2. Step 2: Convert to fraction form
    149,236.50/205,941.61 = 88,793.29/x
  3. Step 3: Cross multiply
    149,236.50x = 205,941.61 × 88,793.29
  4. Step 4: Simplify right side
    149,236.50x = 18,286,233,099.80
  5. Step 5: Solve for x
    x = 18,286,233,099.80/149,236.50
  6. Step 6: Final answer
    x = 122,531.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.