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Finding the Third Proportional to 63,368 and 99,668

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Solution

The third proportional to 63,368 and 99,668 is: 156,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,368 : 99,668 = 99,668 : x
  2. Step 2: Convert to fraction form
    63,368/99,668 = 99,668/x
  3. Step 3: Cross multiply
    63,368x = 99,668 × 99,668
  4. Step 4: Simplify right side
    63,368x = 9,933,710,224
  5. Step 5: Solve for x
    x = 9,933,710,224/63,368
  6. Step 6: Final answer
    x = 156,762.25

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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.