Home / 200,388.13-300,601.89-58,234.64

Finding the Fourth Proportional to 200,388.13, 300,601.89 and 58,234.64

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Solution

The fourth proportional to 200,388.13, 300,601.89 and 58,234.64 is: 87,357.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,388.13 : 300,601.89 = 58,234.64 : x
  2. Step 2: Convert to fraction form
    200,388.13/300,601.89 = 58,234.64/x
  3. Step 3: Cross multiply
    200,388.13x = 300,601.89 × 58,234.64
  4. Step 4: Simplify right side
    200,388.13x = 17,505,441,344.46
  5. Step 5: Solve for x
    x = 17,505,441,344.46/200,388.13
  6. Step 6: Final answer
    x = 87,357.68

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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.