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Finding the Fourth Proportional to 273,960.92, 377,821.28 and 171,995.87

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Solution

The fourth proportional to 273,960.92, 377,821.28 and 171,995.87 is: 237,200.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,960.92 : 377,821.28 = 171,995.87 : x
  2. Step 2: Convert to fraction form
    273,960.92/377,821.28 = 171,995.87/x
  3. Step 3: Cross multiply
    273,960.92x = 377,821.28 × 171,995.87
  4. Step 4: Simplify right side
    273,960.92x = 64,983,700,165.18
  5. Step 5: Solve for x
    x = 64,983,700,165.18/273,960.92
  6. Step 6: Final answer
    x = 237,200.62

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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.