Home / 240,825.23-361,238.72-80,896.61

Finding the Fourth Proportional to 240,825.23, 361,238.72 and 80,896.61

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Solution

The fourth proportional to 240,825.23, 361,238.72 and 80,896.61 is: 121,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,825.23 : 361,238.72 = 80,896.61 : x
  2. Step 2: Convert to fraction form
    240,825.23/361,238.72 = 80,896.61/x
  3. Step 3: Cross multiply
    240,825.23x = 361,238.72 × 80,896.61
  4. Step 4: Simplify right side
    240,825.23x = 29,222,987,444.26
  5. Step 5: Solve for x
    x = 29,222,987,444.26/240,825.23
  6. Step 6: Final answer
    x = 121,345.21

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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.