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Finding the Fourth Proportional to 241,163.83, 361,541.62 and 91,321.52

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Solution

The fourth proportional to 241,163.83, 361,541.62 and 91,321.52 is: 136,904.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,163.83 : 361,541.62 = 91,321.52 : x
  2. Step 2: Convert to fraction form
    241,163.83/361,541.62 = 91,321.52/x
  3. Step 3: Cross multiply
    241,163.83x = 361,541.62 × 91,321.52
  4. Step 4: Simplify right side
    241,163.83x = 33,016,529,825.05
  5. Step 5: Solve for x
    x = 33,016,529,825.05/241,163.83
  6. Step 6: Final answer
    x = 136,904.98

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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.