Home / 146,364.46-219,371.91-75,321.16

Finding the Fourth Proportional to 146,364.46, 219,371.91 and 75,321.16

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Solution

The fourth proportional to 146,364.46, 219,371.91 and 75,321.16 is: 112,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,364.46 : 219,371.91 = 75,321.16 : x
  2. Step 2: Convert to fraction form
    146,364.46/219,371.91 = 75,321.16/x
  3. Step 3: Cross multiply
    146,364.46x = 219,371.91 × 75,321.16
  4. Step 4: Simplify right side
    146,364.46x = 16,523,346,732.62
  5. Step 5: Solve for x
    x = 16,523,346,732.62/146,364.46
  6. Step 6: Final answer
    x = 112,891.80

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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.