Home / 135,772.77-203,610.54-47,002.44

Finding the Fourth Proportional to 135,772.77, 203,610.54 and 47,002.44

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Solution

The fourth proportional to 135,772.77, 203,610.54 and 47,002.44 is: 70,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,772.77 : 203,610.54 = 47,002.44 : x
  2. Step 2: Convert to fraction form
    135,772.77/203,610.54 = 47,002.44/x
  3. Step 3: Cross multiply
    135,772.77x = 203,610.54 × 47,002.44
  4. Step 4: Simplify right side
    135,772.77x = 9,570,192,189.72
  5. Step 5: Solve for x
    x = 9,570,192,189.72/135,772.77
  6. Step 6: Final answer
    x = 70,486.83

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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.