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Finding the Fourth Proportional to 233,548.08, 322,278 and 131,568

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Solution

The fourth proportional to 233,548.08, 322,278 and 131,568 is: 181,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,548.08 : 322,278 = 131,568 : x
  2. Step 2: Convert to fraction form
    233,548.08/322,278 = 131,568/x
  3. Step 3: Cross multiply
    233,548.08x = 322,278 × 131,568
  4. Step 4: Simplify right side
    233,548.08x = 42,401,471,904
  5. Step 5: Solve for x
    x = 42,401,471,904/233,548.08
  6. Step 6: Final answer
    x = 181,553.50

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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.