Home / 221,914.10-332,863.86-88,758.61

Finding the Fourth Proportional to 221,914.10, 332,863.86 and 88,758.61

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Solution

The fourth proportional to 221,914.10, 332,863.86 and 88,758.61 is: 133,135.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,914.10 : 332,863.86 = 88,758.61 : x
  2. Step 2: Convert to fraction form
    221,914.10/332,863.86 = 88,758.61/x
  3. Step 3: Cross multiply
    221,914.10x = 332,863.86 × 88,758.61
  4. Step 4: Simplify right side
    221,914.10x = 29,544,533,532.83
  5. Step 5: Solve for x
    x = 29,544,533,532.83/221,914.10
  6. Step 6: Final answer
    x = 133,135.00

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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.