Home / 133,585.20-200,391.30-49,367.88

Finding the Fourth Proportional to 133,585.20, 200,391.30 and 49,367.88

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Solution

The fourth proportional to 133,585.20, 200,391.30 and 49,367.88 is: 74,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,585.20 : 200,391.30 = 49,367.88 : x
  2. Step 2: Convert to fraction form
    133,585.20/200,391.30 = 49,367.88/x
  3. Step 3: Cross multiply
    133,585.20x = 200,391.30 × 49,367.88
  4. Step 4: Simplify right side
    133,585.20x = 9,892,893,651.44
  5. Step 5: Solve for x
    x = 9,892,893,651.44/133,585.20
  6. Step 6: Final answer
    x = 74,056.81

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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.