Home / 233,891.20-350,840-76,120.48

Finding the Fourth Proportional to 233,891.20, 350,840 and 76,120.48

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Solution

The fourth proportional to 233,891.20, 350,840 and 76,120.48 is: 114,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,891.20 : 350,840 = 76,120.48 : x
  2. Step 2: Convert to fraction form
    233,891.20/350,840 = 76,120.48/x
  3. Step 3: Cross multiply
    233,891.20x = 350,840 × 76,120.48
  4. Step 4: Simplify right side
    233,891.20x = 26,706,109,203.20
  5. Step 5: Solve for x
    x = 26,706,109,203.20/233,891.20
  6. Step 6: Final answer
    x = 114,181.76

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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.