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Finding the Third Proportional to 151,008 and 211,664

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Solution

The third proportional to 151,008 and 211,664 is: 296,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,008 : 211,664 = 211,664 : x
  2. Step 2: Convert to fraction form
    151,008/211,664 = 211,664/x
  3. Step 3: Cross multiply
    151,008x = 211,664 × 211,664
  4. Step 4: Simplify right side
    151,008x = 44,801,648,896
  5. Step 5: Solve for x
    x = 44,801,648,896/151,008
  6. Step 6: Final answer
    x = 296,683.94

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.