Home / 100,396.05-150,494.25-50,323.32

Finding the Fourth Proportional to 100,396.05, 150,494.25 and 50,323.32

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Solution

The fourth proportional to 100,396.05, 150,494.25 and 50,323.32 is: 75,434.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,396.05 : 150,494.25 = 50,323.32 : x
  2. Step 2: Convert to fraction form
    100,396.05/150,494.25 = 50,323.32/x
  3. Step 3: Cross multiply
    100,396.05x = 150,494.25 × 50,323.32
  4. Step 4: Simplify right side
    100,396.05x = 7,573,370,300.91
  5. Step 5: Solve for x
    x = 7,573,370,300.91/100,396.05
  6. Step 6: Final answer
    x = 75,434.94

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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.