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Finding the Third Proportional to 60,169.92 and 128,879.02

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Solution

The third proportional to 60,169.92 and 128,879.02 is: 276,048.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,169.92 : 128,879.02 = 128,879.02 : x
  2. Step 2: Convert to fraction form
    60,169.92/128,879.02 = 128,879.02/x
  3. Step 3: Cross multiply
    60,169.92x = 128,879.02 × 128,879.02
  4. Step 4: Simplify right side
    60,169.92x = 16,609,800,668.47
  5. Step 5: Solve for x
    x = 16,609,800,668.47/60,169.92
  6. Step 6: Final answer
    x = 276,048.23

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.