Home / 69,191.10-103,734.36-29,222.46

Finding the Fourth Proportional to 69,191.10, 103,734.36 and 29,222.46

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Solution

The fourth proportional to 69,191.10, 103,734.36 and 29,222.46 is: 43,811.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,191.10 : 103,734.36 = 29,222.46 : x
  2. Step 2: Convert to fraction form
    69,191.10/103,734.36 = 29,222.46/x
  3. Step 3: Cross multiply
    69,191.10x = 103,734.36 × 29,222.46
  4. Step 4: Simplify right side
    69,191.10x = 3,031,373,185.73
  5. Step 5: Solve for x
    x = 3,031,373,185.73/69,191.10
  6. Step 6: Final answer
    x = 43,811.61

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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.