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Finding the Third Proportional to 112,915.69 and 175,047.19

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Solution

The third proportional to 112,915.69 and 175,047.19 is: 271,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,915.69 : 175,047.19 = 175,047.19 : x
  2. Step 2: Convert to fraction form
    112,915.69/175,047.19 = 175,047.19/x
  3. Step 3: Cross multiply
    112,915.69x = 175,047.19 × 175,047.19
  4. Step 4: Simplify right side
    112,915.69x = 30,641,517,851.66
  5. Step 5: Solve for x
    x = 30,641,517,851.66/112,915.69
  6. Step 6: Final answer
    x = 271,366.35

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.