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Finding the Fourth Proportional to 241,014.90, 361,525.42 and 91,214.96

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Solution

The fourth proportional to 241,014.90, 361,525.42 and 91,214.96 is: 136,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,014.90 : 361,525.42 = 91,214.96 : x
  2. Step 2: Convert to fraction form
    241,014.90/361,525.42 = 91,214.96/x
  3. Step 3: Cross multiply
    241,014.90x = 361,525.42 × 91,214.96
  4. Step 4: Simplify right side
    241,014.90x = 32,976,526,268.21
  5. Step 5: Solve for x
    x = 32,976,526,268.21/241,014.90
  6. Step 6: Final answer
    x = 136,823.60

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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.