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Finding the Fourth Proportional to 243,819.92, 365,875.24 and 108,873.56

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Solution

The fourth proportional to 243,819.92, 365,875.24 and 108,873.56 is: 163,375.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,819.92 : 365,875.24 = 108,873.56 : x
  2. Step 2: Convert to fraction form
    243,819.92/365,875.24 = 108,873.56/x
  3. Step 3: Cross multiply
    243,819.92x = 365,875.24 × 108,873.56
  4. Step 4: Simplify right side
    243,819.92x = 39,834,139,894.65
  5. Step 5: Solve for x
    x = 39,834,139,894.65/243,819.92
  6. Step 6: Final answer
    x = 163,375.25

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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.