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Finding the Third Proportional to 84,087 and 125,401.50

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Solution

The third proportional to 84,087 and 125,401.50 is: 187,015.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,087 : 125,401.50 = 125,401.50 : x
  2. Step 2: Convert to fraction form
    84,087/125,401.50 = 125,401.50/x
  3. Step 3: Cross multiply
    84,087x = 125,401.50 × 125,401.50
  4. Step 4: Simplify right side
    84,087x = 15,725,536,202.25
  5. Step 5: Solve for x
    x = 15,725,536,202.25/84,087
  6. Step 6: Final answer
    x = 187,015.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.