Home / 72,258.20-108,333.05-22,308.92

Finding the Fourth Proportional to 72,258.20, 108,333.05 and 22,308.92

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Solution

The fourth proportional to 72,258.20, 108,333.05 and 22,308.92 is: 33,446.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,258.20 : 108,333.05 = 22,308.92 : x
  2. Step 2: Convert to fraction form
    72,258.20/108,333.05 = 22,308.92/x
  3. Step 3: Cross multiply
    72,258.20x = 108,333.05 × 22,308.92
  4. Step 4: Simplify right side
    72,258.20x = 2,416,792,692.60
  5. Step 5: Solve for x
    x = 2,416,792,692.60/72,258.20
  6. Step 6: Final answer
    x = 33,446.62

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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.