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Finding the Third Proportional to 61,258 and 125,108

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Solution

The third proportional to 61,258 and 125,108 is: 255,509.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,258 : 125,108 = 125,108 : x
  2. Step 2: Convert to fraction form
    61,258/125,108 = 125,108/x
  3. Step 3: Cross multiply
    61,258x = 125,108 × 125,108
  4. Step 4: Simplify right side
    61,258x = 15,652,011,664
  5. Step 5: Solve for x
    x = 15,652,011,664/61,258
  6. Step 6: Final answer
    x = 255,509.67

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.