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Finding the Third Proportional to 134,934.75 and 198,025.13

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Solution

The third proportional to 134,934.75 and 198,025.13 is: 290,614.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,934.75 : 198,025.13 = 198,025.13 : x
  2. Step 2: Convert to fraction form
    134,934.75/198,025.13 = 198,025.13/x
  3. Step 3: Cross multiply
    134,934.75x = 198,025.13 × 198,025.13
  4. Step 4: Simplify right side
    134,934.75x = 39,213,950,131.27
  5. Step 5: Solve for x
    x = 39,213,950,131.27/134,934.75
  6. Step 6: Final answer
    x = 290,614.17

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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.