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Finding the Third Proportional to 55,641.94 and 131,264.30

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Solution

The third proportional to 55,641.94 and 131,264.30 is: 309,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,641.94 : 131,264.30 = 131,264.30 : x
  2. Step 2: Convert to fraction form
    55,641.94/131,264.30 = 131,264.30/x
  3. Step 3: Cross multiply
    55,641.94x = 131,264.30 × 131,264.30
  4. Step 4: Simplify right side
    55,641.94x = 17,230,315,634.09
  5. Step 5: Solve for x
    x = 17,230,315,634.09/55,641.94
  6. Step 6: Final answer
    x = 309,664.19

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.