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Finding the Fourth Proportional to 100,393.04, 150,603.44 and 33,852.20

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Solution

The fourth proportional to 100,393.04, 150,603.44 and 33,852.20 is: 50,782.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,393.04 : 150,603.44 = 33,852.20 : x
  2. Step 2: Convert to fraction form
    100,393.04/150,603.44 = 33,852.20/x
  3. Step 3: Cross multiply
    100,393.04x = 150,603.44 × 33,852.20
  4. Step 4: Simplify right side
    100,393.04x = 5,098,257,771.57
  5. Step 5: Solve for x
    x = 5,098,257,771.57/100,393.04
  6. Step 6: Final answer
    x = 50,782.98

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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.