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Finding the Fourth Proportional to 192,283.38, 265,349.61 and 106,248

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Solution

The fourth proportional to 192,283.38, 265,349.61 and 106,248 is: 146,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,283.38 : 265,349.61 = 106,248 : x
  2. Step 2: Convert to fraction form
    192,283.38/265,349.61 = 106,248/x
  3. Step 3: Cross multiply
    192,283.38x = 265,349.61 × 106,248
  4. Step 4: Simplify right side
    192,283.38x = 28,192,865,363.28
  5. Step 5: Solve for x
    x = 28,192,865,363.28/192,283.38
  6. Step 6: Final answer
    x = 146,621.44

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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.