Home / 173,929.60-260,906.55-68,734.90

Finding the Fourth Proportional to 173,929.60, 260,906.55 and 68,734.90

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Solution

The fourth proportional to 173,929.60, 260,906.55 and 68,734.90 is: 103,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,929.60 : 260,906.55 = 68,734.90 : x
  2. Step 2: Convert to fraction form
    173,929.60/260,906.55 = 68,734.90/x
  3. Step 3: Cross multiply
    173,929.60x = 260,906.55 × 68,734.90
  4. Step 4: Simplify right side
    173,929.60x = 17,933,385,623.60
  5. Step 5: Solve for x
    x = 17,933,385,623.60/173,929.60
  6. Step 6: Final answer
    x = 103,107.15

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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.