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Finding the Third Proportional to 64,164 and 154,578

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Solution

The third proportional to 64,164 and 154,578 is: 372,395.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,164 : 154,578 = 154,578 : x
  2. Step 2: Convert to fraction form
    64,164/154,578 = 154,578/x
  3. Step 3: Cross multiply
    64,164x = 154,578 × 154,578
  4. Step 4: Simplify right side
    64,164x = 23,894,358,084
  5. Step 5: Solve for x
    x = 23,894,358,084/64,164
  6. Step 6: Final answer
    x = 372,395.08

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.