Home / 65,822.82-90,835.39-35,608.04

Finding the Fourth Proportional to 65,822.82, 90,835.39 and 35,608.04

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Solution

The fourth proportional to 65,822.82, 90,835.39 and 35,608.04 is: 49,139.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,822.82 : 90,835.39 = 35,608.04 : x
  2. Step 2: Convert to fraction form
    65,822.82/90,835.39 = 35,608.04/x
  3. Step 3: Cross multiply
    65,822.82x = 90,835.39 × 35,608.04
  4. Step 4: Simplify right side
    65,822.82x = 3,234,470,200.54
  5. Step 5: Solve for x
    x = 3,234,470,200.54/65,822.82
  6. Step 6: Final answer
    x = 49,139.04

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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.