Home / 135,575.23-203,389.45-50,186.83

Finding the Fourth Proportional to 135,575.23, 203,389.45 and 50,186.83

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Solution

The fourth proportional to 135,575.23, 203,389.45 and 50,186.83 is: 75,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,575.23 : 203,389.45 = 50,186.83 : x
  2. Step 2: Convert to fraction form
    135,575.23/203,389.45 = 50,186.83/x
  3. Step 3: Cross multiply
    135,575.23x = 203,389.45 × 50,186.83
  4. Step 4: Simplify right side
    135,575.23x = 10,207,471,750.94
  5. Step 5: Solve for x
    x = 10,207,471,750.94/135,575.23
  6. Step 6: Final answer
    x = 75,290.09

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1.5x scale

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.