Home / 241,226.24-361,828.89-81,291.60

Finding the Fourth Proportional to 241,226.24, 361,828.89 and 81,291.60

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Solution

The fourth proportional to 241,226.24, 361,828.89 and 81,291.60 is: 121,933.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,226.24 : 361,828.89 = 81,291.60 : x
  2. Step 2: Convert to fraction form
    241,226.24/361,828.89 = 81,291.60/x
  3. Step 3: Cross multiply
    241,226.24x = 361,828.89 × 81,291.60
  4. Step 4: Simplify right side
    241,226.24x = 29,413,649,394.32
  5. Step 5: Solve for x
    x = 29,413,649,394.32/241,226.24
  6. Step 6: Final answer
    x = 121,933.87

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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.