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Finding the Fourth Proportional to 165,660, 248,492.43 and 41,001

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Solution

The fourth proportional to 165,660, 248,492.43 and 41,001 is: 61,502.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,660 : 248,492.43 = 41,001 : x
  2. Step 2: Convert to fraction form
    165,660/248,492.43 = 41,001/x
  3. Step 3: Cross multiply
    165,660x = 248,492.43 × 41,001
  4. Step 4: Simplify right side
    165,660x = 10,188,438,122.43
  5. Step 5: Solve for x
    x = 10,188,438,122.43/165,660
  6. Step 6: Final answer
    x = 61,502.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.