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Finding the Third Proportional to 45,580 and 70,296

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Solution

The third proportional to 45,580 and 70,296 is: 108,414.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,580 : 70,296 = 70,296 : x
  2. Step 2: Convert to fraction form
    45,580/70,296 = 70,296/x
  3. Step 3: Cross multiply
    45,580x = 70,296 × 70,296
  4. Step 4: Simplify right side
    45,580x = 4,941,527,616
  5. Step 5: Solve for x
    x = 4,941,527,616/45,580
  6. Step 6: Final answer
    x = 108,414.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.