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Finding the Third Proportional to 66,926.81 and 103,630.22

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Solution

The third proportional to 66,926.81 and 103,630.22 is: 160,462.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,926.81 : 103,630.22 = 103,630.22 : x
  2. Step 2: Convert to fraction form
    66,926.81/103,630.22 = 103,630.22/x
  3. Step 3: Cross multiply
    66,926.81x = 103,630.22 × 103,630.22
  4. Step 4: Simplify right side
    66,926.81x = 10,739,222,238.17
  5. Step 5: Solve for x
    x = 10,739,222,238.17/66,926.81
  6. Step 6: Final answer
    x = 160,462.18

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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.