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Finding the Fourth Proportional to 100,650.83, 150,845.02 and 41,419.58

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Solution

The fourth proportional to 100,650.83, 150,845.02 and 41,419.58 is: 62,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,650.83 : 150,845.02 = 41,419.58 : x
  2. Step 2: Convert to fraction form
    100,650.83/150,845.02 = 41,419.58/x
  3. Step 3: Cross multiply
    100,650.83x = 150,845.02 × 41,419.58
  4. Step 4: Simplify right side
    100,650.83x = 6,247,936,515.72
  5. Step 5: Solve for x
    x = 6,247,936,515.72/100,650.83
  6. Step 6: Final answer
    x = 62,075.36

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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.