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Finding the Third Proportional to 84,674.25 and 124,672.22

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Solution

The third proportional to 84,674.25 and 124,672.22 is: 183,564.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,674.25 : 124,672.22 = 124,672.22 : x
  2. Step 2: Convert to fraction form
    84,674.25/124,672.22 = 124,672.22/x
  3. Step 3: Cross multiply
    84,674.25x = 124,672.22 × 124,672.22
  4. Step 4: Simplify right side
    84,674.25x = 15,543,162,128.05
  5. Step 5: Solve for x
    x = 15,543,162,128.05/84,674.25
  6. Step 6: Final answer
    x = 183,564.21

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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.