Home / 173,622.20-260,433.30-84,932.60

Finding the Fourth Proportional to 173,622.20, 260,433.30 and 84,932.60

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Solution

The fourth proportional to 173,622.20, 260,433.30 and 84,932.60 is: 127,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,622.20 : 260,433.30 = 84,932.60 : x
  2. Step 2: Convert to fraction form
    173,622.20/260,433.30 = 84,932.60/x
  3. Step 3: Cross multiply
    173,622.20x = 260,433.30 × 84,932.60
  4. Step 4: Simplify right side
    173,622.20x = 22,119,277,295.58
  5. Step 5: Solve for x
    x = 22,119,277,295.58/173,622.20
  6. Step 6: Final answer
    x = 127,398.90

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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.