Home / 75,431.19-104,095.08-41,441.86

Finding the Fourth Proportional to 75,431.19, 104,095.08 and 41,441.86

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Solution

The fourth proportional to 75,431.19, 104,095.08 and 41,441.86 is: 57,189.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,431.19 : 104,095.08 = 41,441.86 : x
  2. Step 2: Convert to fraction form
    75,431.19/104,095.08 = 41,441.86/x
  3. Step 3: Cross multiply
    75,431.19x = 104,095.08 × 41,441.86
  4. Step 4: Simplify right side
    75,431.19x = 4,313,894,110.88
  5. Step 5: Solve for x
    x = 4,313,894,110.88/75,431.19
  6. Step 6: Final answer
    x = 57,189.79

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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.