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Finding the Third Proportional to 84,892.50 and 124,330.50

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Solution

The third proportional to 84,892.50 and 124,330.50 is: 182,089.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,892.50 : 124,330.50 = 124,330.50 : x
  2. Step 2: Convert to fraction form
    84,892.50/124,330.50 = 124,330.50/x
  3. Step 3: Cross multiply
    84,892.50x = 124,330.50 × 124,330.50
  4. Step 4: Simplify right side
    84,892.50x = 15,458,073,230.25
  5. Step 5: Solve for x
    x = 15,458,073,230.25/84,892.50
  6. Step 6: Final answer
    x = 182,089.98

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.