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Finding the Third Proportional to 34,889.63 and 75,686.63

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Solution

The third proportional to 34,889.63 and 75,686.63 is: 164,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,889.63 : 75,686.63 = 75,686.63 : x
  2. Step 2: Convert to fraction form
    34,889.63/75,686.63 = 75,686.63/x
  3. Step 3: Cross multiply
    34,889.63x = 75,686.63 × 75,686.63
  4. Step 4: Simplify right side
    34,889.63x = 5,728,465,203.89
  5. Step 5: Solve for x
    x = 5,728,465,203.89/34,889.63
  6. Step 6: Final answer
    x = 164,188.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.