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Finding the Third Proportional to 28,697.06 and 45,246.45

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Solution

The third proportional to 28,697.06 and 45,246.45 is: 71,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,697.06 : 45,246.45 = 45,246.45 : x
  2. Step 2: Convert to fraction form
    28,697.06/45,246.45 = 45,246.45/x
  3. Step 3: Cross multiply
    28,697.06x = 45,246.45 × 45,246.45
  4. Step 4: Simplify right side
    28,697.06x = 2,047,240,813.42
  5. Step 5: Solve for x
    x = 2,047,240,813.42/28,697.06
  6. Step 6: Final answer
    x = 71,339.73

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.