Home / 65,819.21-98,639.36-27,836.92

Finding the Fourth Proportional to 65,819.21, 98,639.36 and 27,836.92

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Solution

The fourth proportional to 65,819.21, 98,639.36 and 27,836.92 is: 41,717.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,819.21 : 98,639.36 = 27,836.92 : x
  2. Step 2: Convert to fraction form
    65,819.21/98,639.36 = 27,836.92/x
  3. Step 3: Cross multiply
    65,819.21x = 98,639.36 × 27,836.92
  4. Step 4: Simplify right side
    65,819.21x = 2,745,815,587.39
  5. Step 5: Solve for x
    x = 2,745,815,587.39/65,819.21
  6. Step 6: Final answer
    x = 41,717.54

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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.