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Finding the Fourth Proportional to 171,073.77, 256,652.37 and 120,571.22

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Solution

The fourth proportional to 171,073.77, 256,652.37 and 120,571.22 is: 180,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,073.77 : 256,652.37 = 120,571.22 : x
  2. Step 2: Convert to fraction form
    171,073.77/256,652.37 = 120,571.22/x
  3. Step 3: Cross multiply
    171,073.77x = 256,652.37 × 120,571.22
  4. Step 4: Simplify right side
    171,073.77x = 30,944,888,083.53
  5. Step 5: Solve for x
    x = 30,944,888,083.53/171,073.77
  6. Step 6: Final answer
    x = 180,886.22

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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.