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Finding the Third Proportional to 45,083 and 69,146

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Solution

The third proportional to 45,083 and 69,146 is: 106,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,083 : 69,146 = 69,146 : x
  2. Step 2: Convert to fraction form
    45,083/69,146 = 69,146/x
  3. Step 3: Cross multiply
    45,083x = 69,146 × 69,146
  4. Step 4: Simplify right side
    45,083x = 4,781,169,316
  5. Step 5: Solve for x
    x = 4,781,169,316/45,083
  6. Step 6: Final answer
    x = 106,052.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.