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Finding the Third Proportional to 130,176 and 263,973

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Solution

The third proportional to 130,176 and 263,973 is: 535,288.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,176 : 263,973 = 263,973 : x
  2. Step 2: Convert to fraction form
    130,176/263,973 = 263,973/x
  3. Step 3: Cross multiply
    130,176x = 263,973 × 263,973
  4. Step 4: Simplify right side
    130,176x = 69,681,744,729
  5. Step 5: Solve for x
    x = 69,681,744,729/130,176
  6. Step 6: Final answer
    x = 535,288.72

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.