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Finding the Third Proportional to 64,335 and 141,759

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Solution

The third proportional to 64,335 and 141,759 is: 312,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,335 : 141,759 = 141,759 : x
  2. Step 2: Convert to fraction form
    64,335/141,759 = 141,759/x
  3. Step 3: Cross multiply
    64,335x = 141,759 × 141,759
  4. Step 4: Simplify right side
    64,335x = 20,095,614,081
  5. Step 5: Solve for x
    x = 20,095,614,081/64,335
  6. Step 6: Final answer
    x = 312,358.97

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.