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Finding the Third Proportional to 151,442 and 234,465

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Solution

The third proportional to 151,442 and 234,465 is: 363,002.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,442 : 234,465 = 234,465 : x
  2. Step 2: Convert to fraction form
    151,442/234,465 = 234,465/x
  3. Step 3: Cross multiply
    151,442x = 234,465 × 234,465
  4. Step 4: Simplify right side
    151,442x = 54,973,836,225
  5. Step 5: Solve for x
    x = 54,973,836,225/151,442
  6. Step 6: Final answer
    x = 363,002.58

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.