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Finding the Third Proportional to 150,511.50 and 206,390.25

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Solution

The third proportional to 150,511.50 and 206,390.25 is: 283,014.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,511.50 : 206,390.25 = 206,390.25 : x
  2. Step 2: Convert to fraction form
    150,511.50/206,390.25 = 206,390.25/x
  3. Step 3: Cross multiply
    150,511.50x = 206,390.25 × 206,390.25
  4. Step 4: Simplify right side
    150,511.50x = 42,596,935,295.06
  5. Step 5: Solve for x
    x = 42,596,935,295.06/150,511.50
  6. Step 6: Final answer
    x = 283,014.49

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.