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Finding the Third Proportional to 28,888 and 62,816

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Solution

The third proportional to 28,888 and 62,816 is: 136,591.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,888 : 62,816 = 62,816 : x
  2. Step 2: Convert to fraction form
    28,888/62,816 = 62,816/x
  3. Step 3: Cross multiply
    28,888x = 62,816 × 62,816
  4. Step 4: Simplify right side
    28,888x = 3,945,849,856
  5. Step 5: Solve for x
    x = 3,945,849,856/28,888
  6. Step 6: Final answer
    x = 136,591.31

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.