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Finding the Third Proportional to 80,551.13 and 118,361.25

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Solution

The third proportional to 80,551.13 and 118,361.25 is: 173,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,551.13 : 118,361.25 = 118,361.25 : x
  2. Step 2: Convert to fraction form
    80,551.13/118,361.25 = 118,361.25/x
  3. Step 3: Cross multiply
    80,551.13x = 118,361.25 × 118,361.25
  4. Step 4: Simplify right side
    80,551.13x = 14,009,385,501.56
  5. Step 5: Solve for x
    x = 14,009,385,501.56/80,551.13
  6. Step 6: Final answer
    x = 173,919.18

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.