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Finding the Fourth Proportional to 241,209.73, 361,842.54 and 91,561.83

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Solution

The fourth proportional to 241,209.73, 361,842.54 and 91,561.83 is: 137,353.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,209.73 : 361,842.54 = 91,561.83 : x
  2. Step 2: Convert to fraction form
    241,209.73/361,842.54 = 91,561.83/x
  3. Step 3: Cross multiply
    241,209.73x = 361,842.54 × 91,561.83
  4. Step 4: Simplify right side
    241,209.73x = 33,130,965,134.25
  5. Step 5: Solve for x
    x = 33,130,965,134.25/241,209.73
  6. Step 6: Final answer
    x = 137,353.35

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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.