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Finding the Third Proportional to 134,528 and 202,816

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Solution

The third proportional to 134,528 and 202,816 is: 305,767.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,528 : 202,816 = 202,816 : x
  2. Step 2: Convert to fraction form
    134,528/202,816 = 202,816/x
  3. Step 3: Cross multiply
    134,528x = 202,816 × 202,816
  4. Step 4: Simplify right side
    134,528x = 41,134,329,856
  5. Step 5: Solve for x
    x = 41,134,329,856/134,528
  6. Step 6: Final answer
    x = 305,767.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.