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Finding the Fourth Proportional to 127,183.08, 175,472.04 and 73,461

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Solution

The fourth proportional to 127,183.08, 175,472.04 and 73,461 is: 101,352.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,183.08 : 175,472.04 = 73,461 : x
  2. Step 2: Convert to fraction form
    127,183.08/175,472.04 = 73,461/x
  3. Step 3: Cross multiply
    127,183.08x = 175,472.04 × 73,461
  4. Step 4: Simplify right side
    127,183.08x = 12,890,351,530.44
  5. Step 5: Solve for x
    x = 12,890,351,530.44/127,183.08
  6. Step 6: Final answer
    x = 101,352.72

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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.