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Finding the Third Proportional to 151,134 and 235,890

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Solution

The third proportional to 151,134 and 235,890 is: 368,177.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,134 : 235,890 = 235,890 : x
  2. Step 2: Convert to fraction form
    151,134/235,890 = 235,890/x
  3. Step 3: Cross multiply
    151,134x = 235,890 × 235,890
  4. Step 4: Simplify right side
    151,134x = 55,644,092,100
  5. Step 5: Solve for x
    x = 55,644,092,100/151,134
  6. Step 6: Final answer
    x = 368,177.19

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.