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Finding the Fourth Proportional to 100,043.92, 150,073.74 and 33,484.28

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Solution

The fourth proportional to 100,043.92, 150,073.74 and 33,484.28 is: 50,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,043.92 : 150,073.74 = 33,484.28 : x
  2. Step 2: Convert to fraction form
    100,043.92/150,073.74 = 33,484.28/x
  3. Step 3: Cross multiply
    100,043.92x = 150,073.74 × 33,484.28
  4. Step 4: Simplify right side
    100,043.92x = 5,025,111,130.81
  5. Step 5: Solve for x
    x = 5,025,111,130.81/100,043.92
  6. Step 6: Final answer
    x = 50,229.05

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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.