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Finding the Third Proportional to 113,915.25 and 176,843.25

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Solution

The third proportional to 113,915.25 and 176,843.25 is: 274,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,915.25 : 176,843.25 = 176,843.25 : x
  2. Step 2: Convert to fraction form
    113,915.25/176,843.25 = 176,843.25/x
  3. Step 3: Cross multiply
    113,915.25x = 176,843.25 × 176,843.25
  4. Step 4: Simplify right side
    113,915.25x = 31,273,535,070.56
  5. Step 5: Solve for x
    x = 31,273,535,070.56/113,915.25
  6. Step 6: Final answer
    x = 274,533.35

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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.