Home / 75,591.96-113,431.86-41,861.40

Finding the Fourth Proportional to 75,591.96, 113,431.86 and 41,861.40

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Solution

The fourth proportional to 75,591.96, 113,431.86 and 41,861.40 is: 62,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,591.96 : 113,431.86 = 41,861.40 : x
  2. Step 2: Convert to fraction form
    75,591.96/113,431.86 = 41,861.40/x
  3. Step 3: Cross multiply
    75,591.96x = 113,431.86 × 41,861.40
  4. Step 4: Simplify right side
    75,591.96x = 4,748,416,464.20
  5. Step 5: Solve for x
    x = 4,748,416,464.20/75,591.96
  6. Step 6: Final answer
    x = 62,816.42

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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.