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Finding the Fourth Proportional to 100,369.44, 150,576.35 and 33,807.42

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Solution

The fourth proportional to 100,369.44, 150,576.35 and 33,807.42 is: 50,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,369.44 : 150,576.35 = 33,807.42 : x
  2. Step 2: Convert to fraction form
    100,369.44/150,576.35 = 33,807.42/x
  3. Step 3: Cross multiply
    100,369.44x = 150,576.35 × 33,807.42
  4. Step 4: Simplify right side
    100,369.44x = 5,090,597,737.48
  5. Step 5: Solve for x
    x = 5,090,597,737.48/100,369.44
  6. Step 6: Final answer
    x = 50,718.60

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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.