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Finding the Third Proportional to 131,656.50 and 256,745.25

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Solution

The third proportional to 131,656.50 and 256,745.25 is: 500,682.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,656.50 : 256,745.25 = 256,745.25 : x
  2. Step 2: Convert to fraction form
    131,656.50/256,745.25 = 256,745.25/x
  3. Step 3: Cross multiply
    131,656.50x = 256,745.25 × 256,745.25
  4. Step 4: Simplify right side
    131,656.50x = 65,918,123,397.56
  5. Step 5: Solve for x
    x = 65,918,123,397.56/131,656.50
  6. Step 6: Final answer
    x = 500,682.64

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.