Home / 135,460.37-203,199.22-45,499.45

Finding the Fourth Proportional to 135,460.37, 203,199.22 and 45,499.45

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Solution

The fourth proportional to 135,460.37, 203,199.22 and 45,499.45 is: 68,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,460.37 : 203,199.22 = 45,499.45 : x
  2. Step 2: Convert to fraction form
    135,460.37/203,199.22 = 45,499.45/x
  3. Step 3: Cross multiply
    135,460.37x = 203,199.22 × 45,499.45
  4. Step 4: Simplify right side
    135,460.37x = 9,245,451,506.94
  5. Step 5: Solve for x
    x = 9,245,451,506.94/135,460.37
  6. Step 6: Final answer
    x = 68,252.08

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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.