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Finding the Fourth Proportional to 277,273.55, 415,910.22 and 108,873.11

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Solution

The fourth proportional to 277,273.55, 415,910.22 and 108,873.11 is: 163,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,273.55 : 415,910.22 = 108,873.11 : x
  2. Step 2: Convert to fraction form
    277,273.55/415,910.22 = 108,873.11/x
  3. Step 3: Cross multiply
    277,273.55x = 415,910.22 × 108,873.11
  4. Step 4: Simplify right side
    277,273.55x = 45,281,439,132.18
  5. Step 5: Solve for x
    x = 45,281,439,132.18/277,273.55
  6. Step 6: Final answer
    x = 163,309.62

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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.