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Finding the Fourth Proportional to 88,803.30, 133,230.87 and 41,408.58

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Solution

The fourth proportional to 88,803.30, 133,230.87 and 41,408.58 is: 62,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,803.30 : 133,230.87 = 41,408.58 : x
  2. Step 2: Convert to fraction form
    88,803.30/133,230.87 = 41,408.58/x
  3. Step 3: Cross multiply
    88,803.30x = 133,230.87 × 41,408.58
  4. Step 4: Simplify right side
    88,803.30x = 5,516,901,138.86
  5. Step 5: Solve for x
    x = 5,516,901,138.86/88,803.30
  6. Step 6: Final answer
    x = 62,124.96

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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.