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Finding the Fourth Proportional to 173,660, 260,523.84 and 73,819.04

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Solution

The fourth proportional to 173,660, 260,523.84 and 73,819.04 is: 110,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,660 : 260,523.84 = 73,819.04 : x
  2. Step 2: Convert to fraction form
    173,660/260,523.84 = 73,819.04/x
  3. Step 3: Cross multiply
    173,660x = 260,523.84 × 73,819.04
  4. Step 4: Simplify right side
    173,660x = 19,231,619,765.91
  5. Step 5: Solve for x
    x = 19,231,619,765.91/173,660
  6. Step 6: Final answer
    x = 110,742.94

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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.