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Finding the Fourth Proportional to 192,427.92, 265,558.83 and 109,644.48

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Solution

The fourth proportional to 192,427.92, 265,558.83 and 109,644.48 is: 151,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,427.92 : 265,558.83 = 109,644.48 : x
  2. Step 2: Convert to fraction form
    192,427.92/265,558.83 = 109,644.48/x
  3. Step 3: Cross multiply
    192,427.92x = 265,558.83 × 109,644.48
  4. Step 4: Simplify right side
    192,427.92x = 29,117,059,824.76
  5. Step 5: Solve for x
    x = 29,117,059,824.76/192,427.92
  6. Step 6: Final answer
    x = 151,314.11

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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.