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Finding the Fourth Proportional to 185,229.72, 277,842.42 and 44,988.48

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Solution

The fourth proportional to 185,229.72, 277,842.42 and 44,988.48 is: 67,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,229.72 : 277,842.42 = 44,988.48 : x
  2. Step 2: Convert to fraction form
    185,229.72/277,842.42 = 44,988.48/x
  3. Step 3: Cross multiply
    185,229.72x = 277,842.42 × 44,988.48
  4. Step 4: Simplify right side
    185,229.72x = 12,499,708,155.32
  5. Step 5: Solve for x
    x = 12,499,708,155.32/185,229.72
  6. Step 6: Final answer
    x = 67,482.20

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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.