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Finding the Third Proportional to 130,680 and 195,498

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Solution

The third proportional to 130,680 and 195,498 is: 292,466.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,680 : 195,498 = 195,498 : x
  2. Step 2: Convert to fraction form
    130,680/195,498 = 195,498/x
  3. Step 3: Cross multiply
    130,680x = 195,498 × 195,498
  4. Step 4: Simplify right side
    130,680x = 38,219,468,004
  5. Step 5: Solve for x
    x = 38,219,468,004/130,680
  6. Step 6: Final answer
    x = 292,466.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.