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Finding the Fourth Proportional to 252,336.76, 378,490.26 and 94,552

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Solution

The fourth proportional to 252,336.76, 378,490.26 and 94,552 is: 141,822.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,336.76 : 378,490.26 = 94,552 : x
  2. Step 2: Convert to fraction form
    252,336.76/378,490.26 = 94,552/x
  3. Step 3: Cross multiply
    252,336.76x = 378,490.26 × 94,552
  4. Step 4: Simplify right side
    252,336.76x = 35,787,011,063.52
  5. Step 5: Solve for x
    x = 35,787,011,063.52/252,336.76
  6. Step 6: Final answer
    x = 141,822.42

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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.