Home / 72,265.18-108,351.48-34,750.54

Finding the Fourth Proportional to 72,265.18, 108,351.48 and 34,750.54

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Solution

The fourth proportional to 72,265.18, 108,351.48 and 34,750.54 is: 52,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,265.18 : 108,351.48 = 34,750.54 : x
  2. Step 2: Convert to fraction form
    72,265.18/108,351.48 = 34,750.54/x
  3. Step 3: Cross multiply
    72,265.18x = 108,351.48 × 34,750.54
  4. Step 4: Simplify right side
    72,265.18x = 3,765,272,439.80
  5. Step 5: Solve for x
    x = 3,765,272,439.80/72,265.18
  6. Step 6: Final answer
    x = 52,103.55

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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.