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Finding the Fourth Proportional to 147,152.94, 203,046.82 and 92,696.64

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Solution

The fourth proportional to 147,152.94, 203,046.82 and 92,696.64 is: 127,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,152.94 : 203,046.82 = 92,696.64 : x
  2. Step 2: Convert to fraction form
    147,152.94/203,046.82 = 92,696.64/x
  3. Step 3: Cross multiply
    147,152.94x = 203,046.82 × 92,696.64
  4. Step 4: Simplify right side
    147,152.94x = 18,821,757,976.68
  5. Step 5: Solve for x
    x = 18,821,757,976.68/147,152.94
  6. Step 6: Final answer
    x = 127,906.10

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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.