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Finding the Fourth Proportional to 234,689.43, 352,034.69 and 164,880.39

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Solution

The fourth proportional to 234,689.43, 352,034.69 and 164,880.39 is: 247,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,689.43 : 352,034.69 = 164,880.39 : x
  2. Step 2: Convert to fraction form
    234,689.43/352,034.69 = 164,880.39/x
  3. Step 3: Cross multiply
    234,689.43x = 352,034.69 × 164,880.39
  4. Step 4: Simplify right side
    234,689.43x = 58,043,616,156.33
  5. Step 5: Solve for x
    x = 58,043,616,156.33/234,689.43
  6. Step 6: Final answer
    x = 247,320.96

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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.