Home / 135,028.91-202,543.43-35,188.85

Finding the Fourth Proportional to 135,028.91, 202,543.43 and 35,188.85

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Solution

The fourth proportional to 135,028.91, 202,543.43 and 35,188.85 is: 52,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,028.91 : 202,543.43 = 35,188.85 : x
  2. Step 2: Convert to fraction form
    135,028.91/202,543.43 = 35,188.85/x
  3. Step 3: Cross multiply
    135,028.91x = 202,543.43 × 35,188.85
  4. Step 4: Simplify right side
    135,028.91x = 7,127,269,188.09
  5. Step 5: Solve for x
    x = 7,127,269,188.09/135,028.91
  6. Step 6: Final answer
    x = 52,783.29

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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.