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Finding the Fourth Proportional to 100,554.92, 150,807.44 and 33,993.60

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Solution

The fourth proportional to 100,554.92, 150,807.44 and 33,993.60 is: 50,981.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,554.92 : 150,807.44 = 33,993.60 : x
  2. Step 2: Convert to fraction form
    100,554.92/150,807.44 = 33,993.60/x
  3. Step 3: Cross multiply
    100,554.92x = 150,807.44 × 33,993.60
  4. Step 4: Simplify right side
    100,554.92x = 5,126,487,792.38
  5. Step 5: Solve for x
    x = 5,126,487,792.38/100,554.92
  6. Step 6: Final answer
    x = 50,981.97

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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.