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Finding the Fourth Proportional to 192,414.69, 288,650.70 and 59,283.81

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Solution

The fourth proportional to 192,414.69, 288,650.70 and 59,283.81 is: 88,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,414.69 : 288,650.70 = 59,283.81 : x
  2. Step 2: Convert to fraction form
    192,414.69/288,650.70 = 59,283.81/x
  3. Step 3: Cross multiply
    192,414.69x = 288,650.70 × 59,283.81
  4. Step 4: Simplify right side
    192,414.69x = 17,112,313,255.17
  5. Step 5: Solve for x
    x = 17,112,313,255.17/192,414.69
  6. Step 6: Final answer
    x = 88,934.55

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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.