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Finding the Fourth Proportional to 241,399.20, 362,185.20 and 101,200.80

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Solution

The fourth proportional to 241,399.20, 362,185.20 and 101,200.80 is: 151,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,399.20 : 362,185.20 = 101,200.80 : x
  2. Step 2: Convert to fraction form
    241,399.20/362,185.20 = 101,200.80/x
  3. Step 3: Cross multiply
    241,399.20x = 362,185.20 × 101,200.80
  4. Step 4: Simplify right side
    241,399.20x = 36,653,431,988.16
  5. Step 5: Solve for x
    x = 36,653,431,988.16/241,399.20
  6. Step 6: Final answer
    x = 151,837.42

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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.