Home / 89,318.03-133,989.32-33,153.37

Finding the Fourth Proportional to 89,318.03, 133,989.32 and 33,153.37

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Solution

The fourth proportional to 89,318.03, 133,989.32 and 33,153.37 is: 49,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,318.03 : 133,989.32 = 33,153.37 : x
  2. Step 2: Convert to fraction form
    89,318.03/133,989.32 = 33,153.37/x
  3. Step 3: Cross multiply
    89,318.03x = 133,989.32 × 33,153.37
  4. Step 4: Simplify right side
    89,318.03x = 4,442,197,249.92
  5. Step 5: Solve for x
    x = 4,442,197,249.92/89,318.03
  6. Step 6: Final answer
    x = 49,734.61

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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.