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Finding the Third Proportional to 35,221.50 and 73,368

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Solution

The third proportional to 35,221.50 and 73,368 is: 152,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,221.50 : 73,368 = 73,368 : x
  2. Step 2: Convert to fraction form
    35,221.50/73,368 = 73,368/x
  3. Step 3: Cross multiply
    35,221.50x = 73,368 × 73,368
  4. Step 4: Simplify right side
    35,221.50x = 5,382,863,424
  5. Step 5: Solve for x
    x = 5,382,863,424/35,221.50
  6. Step 6: Final answer
    x = 152,828.91

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.