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Finding the Third Proportional to 112,907.81 and 247,956.19

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Solution

The third proportional to 112,907.81 and 247,956.19 is: 544,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,907.81 : 247,956.19 = 247,956.19 : x
  2. Step 2: Convert to fraction form
    112,907.81/247,956.19 = 247,956.19/x
  3. Step 3: Cross multiply
    112,907.81x = 247,956.19 × 247,956.19
  4. Step 4: Simplify right side
    112,907.81x = 61,482,270,919.54
  5. Step 5: Solve for x
    x = 61,482,270,919.54/112,907.81
  6. Step 6: Final answer
    x = 544,535.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.