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Finding the Fourth Proportional to 55,680.76, 83,409.84 and 33,481.93

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Solution

The fourth proportional to 55,680.76, 83,409.84 and 33,481.93 is: 50,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,680.76 : 83,409.84 = 33,481.93 : x
  2. Step 2: Convert to fraction form
    55,680.76/83,409.84 = 33,481.93/x
  3. Step 3: Cross multiply
    55,680.76x = 83,409.84 × 33,481.93
  4. Step 4: Simplify right side
    55,680.76x = 2,792,722,424.19
  5. Step 5: Solve for x
    x = 2,792,722,424.19/55,680.76
  6. Step 6: Final answer
    x = 50,155.97

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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.