Home / 133,561.20-200,368.52-49,321.88

Finding the Fourth Proportional to 133,561.20, 200,368.52 and 49,321.88

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Solution

The fourth proportional to 133,561.20, 200,368.52 and 49,321.88 is: 73,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,561.20 : 200,368.52 = 49,321.88 : x
  2. Step 2: Convert to fraction form
    133,561.20/200,368.52 = 49,321.88/x
  3. Step 3: Cross multiply
    133,561.20x = 200,368.52 × 49,321.88
  4. Step 4: Simplify right side
    133,561.20x = 9,882,552,099.22
  5. Step 5: Solve for x
    x = 9,882,552,099.22/133,561.20
  6. Step 6: Final answer
    x = 73,992.69

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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.