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Finding the Third Proportional to 57,030 and 125,076

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Solution

The third proportional to 57,030 and 125,076 is: 274,311.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030 : 125,076 = 125,076 : x
  2. Step 2: Convert to fraction form
    57,030/125,076 = 125,076/x
  3. Step 3: Cross multiply
    57,030x = 125,076 × 125,076
  4. Step 4: Simplify right side
    57,030x = 15,644,005,776
  5. Step 5: Solve for x
    x = 15,644,005,776/57,030
  6. Step 6: Final answer
    x = 274,311.87

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.