Home / 89,836.96-134,626.26-61,788.69

Finding the Fourth Proportional to 89,836.96, 134,626.26 and 61,788.69

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Solution

The fourth proportional to 89,836.96, 134,626.26 and 61,788.69 is: 92,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,836.96 : 134,626.26 = 61,788.69 : x
  2. Step 2: Convert to fraction form
    89,836.96/134,626.26 = 61,788.69/x
  3. Step 3: Cross multiply
    89,836.96x = 134,626.26 × 61,788.69
  4. Step 4: Simplify right side
    89,836.96x = 8,318,380,245.00
  5. Step 5: Solve for x
    x = 8,318,380,245.00/89,836.96
  6. Step 6: Final answer
    x = 92,594.19

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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.