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Finding the Fourth Proportional to 185,080.46, 277,734.89 and 72,740.95

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Solution

The fourth proportional to 185,080.46, 277,734.89 and 72,740.95 is: 109,156.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,080.46 : 277,734.89 = 72,740.95 : x
  2. Step 2: Convert to fraction form
    185,080.46/277,734.89 = 72,740.95/x
  3. Step 3: Cross multiply
    185,080.46x = 277,734.89 × 72,740.95
  4. Step 4: Simplify right side
    185,080.46x = 20,202,699,234.26
  5. Step 5: Solve for x
    x = 20,202,699,234.26/185,080.46
  6. Step 6: Final answer
    x = 109,156.31

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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.