Home / 221,718.76-332,491.86-71,922.83

Finding the Fourth Proportional to 221,718.76, 332,491.86 and 71,922.83

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Solution

The fourth proportional to 221,718.76, 332,491.86 and 71,922.83 is: 107,856.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,718.76 : 332,491.86 = 71,922.83 : x
  2. Step 2: Convert to fraction form
    221,718.76/332,491.86 = 71,922.83/x
  3. Step 3: Cross multiply
    221,718.76x = 332,491.86 × 71,922.83
  4. Step 4: Simplify right side
    221,718.76x = 23,913,753,860.70
  5. Step 5: Solve for x
    x = 23,913,753,860.70/221,718.76
  6. Step 6: Final answer
    x = 107,856.25

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1.5x scale

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.