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Finding the Third Proportional to 60,159 and 121,779

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Solution

The third proportional to 60,159 and 121,779 is: 246,515.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,159 : 121,779 = 121,779 : x
  2. Step 2: Convert to fraction form
    60,159/121,779 = 121,779/x
  3. Step 3: Cross multiply
    60,159x = 121,779 × 121,779
  4. Step 4: Simplify right side
    60,159x = 14,830,124,841
  5. Step 5: Solve for x
    x = 14,830,124,841/60,159
  6. Step 6: Final answer
    x = 246,515.48

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.