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Finding the Third Proportional to 131,549.06 and 211,859.44

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Solution

The third proportional to 131,549.06 and 211,859.44 is: 341,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,549.06 : 211,859.44 = 211,859.44 : x
  2. Step 2: Convert to fraction form
    131,549.06/211,859.44 = 211,859.44/x
  3. Step 3: Cross multiply
    131,549.06x = 211,859.44 × 211,859.44
  4. Step 4: Simplify right side
    131,549.06x = 44,884,421,257.82
  5. Step 5: Solve for x
    x = 44,884,421,257.82/131,549.06
  6. Step 6: Final answer
    x = 341,199.10

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.