Home / 135,609.46-203,427.86-35,776.55

Finding the Fourth Proportional to 135,609.46, 203,427.86 and 35,776.55

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Solution

The fourth proportional to 135,609.46, 203,427.86 and 35,776.55 is: 53,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,609.46 : 203,427.86 = 35,776.55 : x
  2. Step 2: Convert to fraction form
    135,609.46/203,427.86 = 35,776.55/x
  3. Step 3: Cross multiply
    135,609.46x = 203,427.86 × 35,776.55
  4. Step 4: Simplify right side
    135,609.46x = 7,277,947,334.37
  5. Step 5: Solve for x
    x = 7,277,947,334.37/135,609.46
  6. Step 6: Final answer
    x = 53,668.43

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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.