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Finding the Fourth Proportional to 275,194.76, 379,876.92 and 184,517.69

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Solution

The fourth proportional to 275,194.76, 379,876.92 and 184,517.69 is: 254,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,194.76 : 379,876.92 = 184,517.69 : x
  2. Step 2: Convert to fraction form
    275,194.76/379,876.92 = 184,517.69/x
  3. Step 3: Cross multiply
    275,194.76x = 379,876.92 × 184,517.69
  4. Step 4: Simplify right side
    275,194.76x = 70,094,011,762.71
  5. Step 5: Solve for x
    x = 70,094,011,762.71/275,194.76
  6. Step 6: Final answer
    x = 254,706.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.