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Finding the Fourth Proportional to 221,842.54, 332,445.48 and 95,448.52

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Solution

The fourth proportional to 221,842.54, 332,445.48 and 95,448.52 is: 143,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,842.54 : 332,445.48 = 95,448.52 : x
  2. Step 2: Convert to fraction form
    221,842.54/332,445.48 = 95,448.52/x
  3. Step 3: Cross multiply
    221,842.54x = 332,445.48 × 95,448.52
  4. Step 4: Simplify right side
    221,842.54x = 31,731,429,046.69
  5. Step 5: Solve for x
    x = 31,731,429,046.69/221,842.54
  6. Step 6: Final answer
    x = 143,035.82

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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.