Home / 193,002.21-266,343.68-106,962.60

Finding the Fourth Proportional to 193,002.21, 266,343.68 and 106,962.60

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Solution

The fourth proportional to 193,002.21, 266,343.68 and 106,962.60 is: 147,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,002.21 : 266,343.68 = 106,962.60 : x
  2. Step 2: Convert to fraction form
    193,002.21/266,343.68 = 106,962.60/x
  3. Step 3: Cross multiply
    193,002.21x = 266,343.68 × 106,962.60
  4. Step 4: Simplify right side
    193,002.21x = 28,488,811,971.56
  5. Step 5: Solve for x
    x = 28,488,811,971.56/193,002.21
  6. Step 6: Final answer
    x = 147,608.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.