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Finding the Fourth Proportional to 177,311, 244,689.18 and 101,903.24

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Solution

The fourth proportional to 177,311, 244,689.18 and 101,903.24 is: 140,626.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,311 : 244,689.18 = 101,903.24 : x
  2. Step 2: Convert to fraction form
    177,311/244,689.18 = 101,903.24/x
  3. Step 3: Cross multiply
    177,311x = 244,689.18 × 101,903.24
  4. Step 4: Simplify right side
    177,311x = 24,934,620,234.94
  5. Step 5: Solve for x
    x = 24,934,620,234.94/177,311
  6. Step 6: Final answer
    x = 140,626.47

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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.