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Finding the Third Proportional to 76,069.13 and 119,325.66

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Solution

The third proportional to 76,069.13 and 119,325.66 is: 187,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,069.13 : 119,325.66 = 119,325.66 : x
  2. Step 2: Convert to fraction form
    76,069.13/119,325.66 = 119,325.66/x
  3. Step 3: Cross multiply
    76,069.13x = 119,325.66 × 119,325.66
  4. Step 4: Simplify right side
    76,069.13x = 14,238,612,239.49
  5. Step 5: Solve for x
    x = 14,238,612,239.49/76,069.13
  6. Step 6: Final answer
    x = 187,179.91

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.