Home / 89,212.15-133,811.27-33,025.83

Finding the Fourth Proportional to 89,212.15, 133,811.27 and 33,025.83

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Solution

The fourth proportional to 89,212.15, 133,811.27 and 33,025.83 is: 49,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,212.15 : 133,811.27 = 33,025.83 : x
  2. Step 2: Convert to fraction form
    89,212.15/133,811.27 = 33,025.83/x
  3. Step 3: Cross multiply
    89,212.15x = 133,811.27 × 33,025.83
  4. Step 4: Simplify right side
    89,212.15x = 4,419,227,586.05
  5. Step 5: Solve for x
    x = 4,419,227,586.05/89,212.15
  6. Step 6: Final answer
    x = 49,536.16

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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.