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Finding the Fourth Proportional to 100,347.02, 150,415.17 and 33,764.04

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Solution

The fourth proportional to 100,347.02, 150,415.17 and 33,764.04 is: 50,610.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,347.02 : 150,415.17 = 33,764.04 : x
  2. Step 2: Convert to fraction form
    100,347.02/150,415.17 = 33,764.04/x
  3. Step 3: Cross multiply
    100,347.02x = 150,415.17 × 33,764.04
  4. Step 4: Simplify right side
    100,347.02x = 5,078,623,816.49
  5. Step 5: Solve for x
    x = 5,078,623,816.49/100,347.02
  6. Step 6: Final answer
    x = 50,610.61

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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.