Home / 89,872.85-124,025.22-49,588.09

Finding the Fourth Proportional to 89,872.85, 124,025.22 and 49,588.09

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Solution

The fourth proportional to 89,872.85, 124,025.22 and 49,588.09 is: 68,431.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,872.85 : 124,025.22 = 49,588.09 : x
  2. Step 2: Convert to fraction form
    89,872.85/124,025.22 = 49,588.09/x
  3. Step 3: Cross multiply
    89,872.85x = 124,025.22 × 49,588.09
  4. Step 4: Simplify right side
    89,872.85x = 6,150,173,771.63
  5. Step 5: Solve for x
    x = 6,150,173,771.63/89,872.85
  6. Step 6: Final answer
    x = 68,431.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.