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Finding the Third Proportional to 63,576 and 98,784

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Solution

The third proportional to 63,576 and 98,784 is: 153,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,576 : 98,784 = 98,784 : x
  2. Step 2: Convert to fraction form
    63,576/98,784 = 98,784/x
  3. Step 3: Cross multiply
    63,576x = 98,784 × 98,784
  4. Step 4: Simplify right side
    63,576x = 9,758,278,656
  5. Step 5: Solve for x
    x = 9,758,278,656/63,576
  6. Step 6: Final answer
    x = 153,489.98

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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.