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Finding the Third Proportional to 63,000 and 98,820

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Solution

The third proportional to 63,000 and 98,820 is: 155,006.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,000 : 98,820 = 98,820 : x
  2. Step 2: Convert to fraction form
    63,000/98,820 = 98,820/x
  3. Step 3: Cross multiply
    63,000x = 98,820 × 98,820
  4. Step 4: Simplify right side
    63,000x = 9,765,392,400
  5. Step 5: Solve for x
    x = 9,765,392,400/63,000
  6. Step 6: Final answer
    x = 155,006.23

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.