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Finding the Fourth Proportional to 192,253.96, 265,322.78 and 107,371.04

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Solution

The fourth proportional to 192,253.96, 265,322.78 and 107,371.04 is: 148,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,253.96 : 265,322.78 = 107,371.04 : x
  2. Step 2: Convert to fraction form
    192,253.96/265,322.78 = 107,371.04/x
  3. Step 3: Cross multiply
    192,253.96x = 265,322.78 × 107,371.04
  4. Step 4: Simplify right side
    192,253.96x = 28,487,982,824.29
  5. Step 5: Solve for x
    x = 28,487,982,824.29/192,253.96
  6. Step 6: Final answer
    x = 148,178.91

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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.