Home / 133,789.94-200,291.24-89,306.36

Finding the Fourth Proportional to 133,789.94, 200,291.24 and 89,306.36

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Solution

The fourth proportional to 133,789.94, 200,291.24 and 89,306.36 is: 133,696.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,789.94 : 200,291.24 = 89,306.36 : x
  2. Step 2: Convert to fraction form
    133,789.94/200,291.24 = 89,306.36/x
  3. Step 3: Cross multiply
    133,789.94x = 200,291.24 × 89,306.36
  4. Step 4: Simplify right side
    133,789.94x = 17,887,280,136.30
  5. Step 5: Solve for x
    x = 17,887,280,136.30/133,789.94
  6. Step 6: Final answer
    x = 133,696.75

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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.