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Finding the Fourth Proportional to 173,960.82, 260,948.10 and 82,754.28

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Solution

The fourth proportional to 173,960.82, 260,948.10 and 82,754.28 is: 124,134.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,960.82 : 260,948.10 = 82,754.28 : x
  2. Step 2: Convert to fraction form
    173,960.82/260,948.10 = 82,754.28/x
  3. Step 3: Cross multiply
    173,960.82x = 260,948.10 × 82,754.28
  4. Step 4: Simplify right side
    173,960.82x = 21,594,572,132.87
  5. Step 5: Solve for x
    x = 21,594,572,132.87/173,960.82
  6. Step 6: Final answer
    x = 124,134.69

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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.