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Finding the Third Proportional to 63,405 and 98,127

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Solution

The third proportional to 63,405 and 98,127 is: 151,863.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,405 : 98,127 = 98,127 : x
  2. Step 2: Convert to fraction form
    63,405/98,127 = 98,127/x
  3. Step 3: Cross multiply
    63,405x = 98,127 × 98,127
  4. Step 4: Simplify right side
    63,405x = 9,628,908,129
  5. Step 5: Solve for x
    x = 9,628,908,129/63,405
  6. Step 6: Final answer
    x = 151,863.55

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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.