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Finding the Third Proportional to 57,285 and 125,852.63

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Solution

The third proportional to 57,285 and 125,852.63 is: 276,492.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,285 : 125,852.63 = 125,852.63 : x
  2. Step 2: Convert to fraction form
    57,285/125,852.63 = 125,852.63/x
  3. Step 3: Cross multiply
    57,285x = 125,852.63 × 125,852.63
  4. Step 4: Simplify right side
    57,285x = 15,838,883,219.39
  5. Step 5: Solve for x
    x = 15,838,883,219.39/57,285
  6. Step 6: Final answer
    x = 276,492.68

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.