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Finding the Fourth Proportional to 100,366.68, 150,572.82 and 33,804.60

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Solution

The fourth proportional to 100,366.68, 150,572.82 and 33,804.60 is: 50,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,366.68 : 150,572.82 = 33,804.60 : x
  2. Step 2: Convert to fraction form
    100,366.68/150,572.82 = 33,804.60/x
  3. Step 3: Cross multiply
    100,366.68x = 150,572.82 × 33,804.60
  4. Step 4: Simplify right side
    100,366.68x = 5,090,053,950.97
  5. Step 5: Solve for x
    x = 5,090,053,950.97/100,366.68
  6. Step 6: Final answer
    x = 50,714.58

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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.