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Finding the Third Proportional to 45,405 and 91,779.75

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Solution

The third proportional to 45,405 and 91,779.75 is: 185,519.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,405 : 91,779.75 = 91,779.75 : x
  2. Step 2: Convert to fraction form
    45,405/91,779.75 = 91,779.75/x
  3. Step 3: Cross multiply
    45,405x = 91,779.75 × 91,779.75
  4. Step 4: Simplify right side
    45,405x = 8,423,522,510.06
  5. Step 5: Solve for x
    x = 8,423,522,510.06/45,405
  6. Step 6: Final answer
    x = 185,519.71

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.