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Finding the Fourth Proportional to 244,081.71, 336,829.14 and 135,175.68

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Solution

The fourth proportional to 244,081.71, 336,829.14 and 135,175.68 is: 186,540.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,081.71 : 336,829.14 = 135,175.68 : x
  2. Step 2: Convert to fraction form
    244,081.71/336,829.14 = 135,175.68/x
  3. Step 3: Cross multiply
    244,081.71x = 336,829.14 × 135,175.68
  4. Step 4: Simplify right side
    244,081.71x = 45,531,108,043.32
  5. Step 5: Solve for x
    x = 45,531,108,043.32/244,081.71
  6. Step 6: Final answer
    x = 186,540.43

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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.