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Finding the Fourth Proportional to 273,593.22, 377,565.03 and 171,623

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Solution

The fourth proportional to 273,593.22, 377,565.03 and 171,623 is: 236,843.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,593.22 : 377,565.03 = 171,623 : x
  2. Step 2: Convert to fraction form
    273,593.22/377,565.03 = 171,623/x
  3. Step 3: Cross multiply
    273,593.22x = 377,565.03 × 171,623
  4. Step 4: Simplify right side
    273,593.22x = 64,798,843,143.69
  5. Step 5: Solve for x
    x = 64,798,843,143.69/273,593.22
  6. Step 6: Final answer
    x = 236,843.75

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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.