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Finding the Third Proportional to 66,528 and 105,327

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Solution

The third proportional to 66,528 and 105,327 is: 166,753.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528 : 105,327 = 105,327 : x
  2. Step 2: Convert to fraction form
    66,528/105,327 = 105,327/x
  3. Step 3: Cross multiply
    66,528x = 105,327 × 105,327
  4. Step 4: Simplify right side
    66,528x = 11,093,776,929
  5. Step 5: Solve for x
    x = 11,093,776,929/66,528
  6. Step 6: Final answer
    x = 166,753.50

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.