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Finding the Fourth Proportional to 182,366.77, 251,708.13 and 106,939.57

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Solution

The fourth proportional to 182,366.77, 251,708.13 and 106,939.57 is: 147,601.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,366.77 : 251,708.13 = 106,939.57 : x
  2. Step 2: Convert to fraction form
    182,366.77/251,708.13 = 106,939.57/x
  3. Step 3: Cross multiply
    182,366.77x = 251,708.13 × 106,939.57
  4. Step 4: Simplify right side
    182,366.77x = 26,917,557,394.47
  5. Step 5: Solve for x
    x = 26,917,557,394.47/182,366.77
  6. Step 6: Final answer
    x = 147,601.22

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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.