Home / 154,418.10-231,644.43-49,213.14

Finding the Fourth Proportional to 154,418.10, 231,644.43 and 49,213.14

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Solution

The fourth proportional to 154,418.10, 231,644.43 and 49,213.14 is: 73,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,418.10 : 231,644.43 = 49,213.14 : x
  2. Step 2: Convert to fraction form
    154,418.10/231,644.43 = 49,213.14/x
  3. Step 3: Cross multiply
    154,418.10x = 231,644.43 × 49,213.14
  4. Step 4: Simplify right side
    154,418.10x = 11,399,949,763.81
  5. Step 5: Solve for x
    x = 11,399,949,763.81/154,418.10
  6. Step 6: Final answer
    x = 73,825.22

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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.