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Finding the Third Proportional to 65,829 and 144,159

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Solution

The third proportional to 65,829 and 144,159 is: 315,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,829 : 144,159 = 144,159 : x
  2. Step 2: Convert to fraction form
    65,829/144,159 = 144,159/x
  3. Step 3: Cross multiply
    65,829x = 144,159 × 144,159
  4. Step 4: Simplify right side
    65,829x = 20,781,817,281
  5. Step 5: Solve for x
    x = 20,781,817,281/65,829
  6. Step 6: Final answer
    x = 315,693.95

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.