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Finding the Fourth Proportional to 234,006.39, 322,929.05 and 126,576.09

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Solution

The fourth proportional to 234,006.39, 322,929.05 and 126,576.09 is: 174,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,006.39 : 322,929.05 = 126,576.09 : x
  2. Step 2: Convert to fraction form
    234,006.39/322,929.05 = 126,576.09/x
  3. Step 3: Cross multiply
    234,006.39x = 322,929.05 × 126,576.09
  4. Step 4: Simplify right side
    234,006.39x = 40,875,095,863.53
  5. Step 5: Solve for x
    x = 40,875,095,863.53/234,006.39
  6. Step 6: Final answer
    x = 174,675.13

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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.