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Finding the Third Proportional to 93,078 and 132,948

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Solution

The third proportional to 93,078 and 132,948 is: 189,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,078 : 132,948 = 132,948 : x
  2. Step 2: Convert to fraction form
    93,078/132,948 = 132,948/x
  3. Step 3: Cross multiply
    93,078x = 132,948 × 132,948
  4. Step 4: Simplify right side
    93,078x = 17,675,170,704
  5. Step 5: Solve for x
    x = 17,675,170,704/93,078
  6. Step 6: Final answer
    x = 189,896.33

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.