Home / 221,949.44-333,008-133,264.76

Finding the Fourth Proportional to 221,949.44, 333,008 and 133,264.76

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Solution

The fourth proportional to 221,949.44, 333,008 and 133,264.76 is: 199,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,949.44 : 333,008 = 133,264.76 : x
  2. Step 2: Convert to fraction form
    221,949.44/333,008 = 133,264.76/x
  3. Step 3: Cross multiply
    221,949.44x = 333,008 × 133,264.76
  4. Step 4: Simplify right side
    221,949.44x = 44,378,231,198.08
  5. Step 5: Solve for x
    x = 44,378,231,198.08/221,949.44
  6. Step 6: Final answer
    x = 199,947.48

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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.