Home / 133,531.58-200,296.76-54,645.82

Finding the Fourth Proportional to 133,531.58, 200,296.76 and 54,645.82

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Solution

The fourth proportional to 133,531.58, 200,296.76 and 54,645.82 is: 81,968.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,531.58 : 200,296.76 = 54,645.82 : x
  2. Step 2: Convert to fraction form
    133,531.58/200,296.76 = 54,645.82/x
  3. Step 3: Cross multiply
    133,531.58x = 200,296.76 × 54,645.82
  4. Step 4: Simplify right side
    133,531.58x = 10,945,379,919.57
  5. Step 5: Solve for x
    x = 10,945,379,919.57/133,531.58
  6. Step 6: Final answer
    x = 81,968.47

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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.