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Finding the Fourth Proportional to 89,288.37, 133,933.37 and 22,728.60

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Solution

The fourth proportional to 89,288.37, 133,933.37 and 22,728.60 is: 34,093.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,288.37 : 133,933.37 = 22,728.60 : x
  2. Step 2: Convert to fraction form
    89,288.37/133,933.37 = 22,728.60/x
  3. Step 3: Cross multiply
    89,288.37x = 133,933.37 × 22,728.60
  4. Step 4: Simplify right side
    89,288.37x = 3,044,117,879.74
  5. Step 5: Solve for x
    x = 3,044,117,879.74/89,288.37
  6. Step 6: Final answer
    x = 34,093.11

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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.