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Finding the Fourth Proportional to 325,144.82, 448,717.29 and 181,896.32

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Solution

The fourth proportional to 325,144.82, 448,717.29 and 181,896.32 is: 251,026.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,144.82 : 448,717.29 = 181,896.32 : x
  2. Step 2: Convert to fraction form
    325,144.82/448,717.29 = 181,896.32/x
  3. Step 3: Cross multiply
    325,144.82x = 448,717.29 × 181,896.32
  4. Step 4: Simplify right side
    325,144.82x = 81,620,024,211.05
  5. Step 5: Solve for x
    x = 81,620,024,211.05/325,144.82
  6. Step 6: Final answer
    x = 251,026.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.