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Finding the Third Proportional to 29,386 and 61,148

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Solution

The third proportional to 29,386 and 61,148 is: 127,240.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386 : 61,148 = 61,148 : x
  2. Step 2: Convert to fraction form
    29,386/61,148 = 61,148/x
  3. Step 3: Cross multiply
    29,386x = 61,148 × 61,148
  4. Step 4: Simplify right side
    29,386x = 3,739,077,904
  5. Step 5: Solve for x
    x = 3,739,077,904/29,386
  6. Step 6: Final answer
    x = 127,240.11

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.