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Finding the Fourth Proportional to 239,522.28, 359,361.18 and 114,873

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Solution

The fourth proportional to 239,522.28, 359,361.18 and 114,873 is: 172,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,522.28 : 359,361.18 = 114,873 : x
  2. Step 2: Convert to fraction form
    239,522.28/359,361.18 = 114,873/x
  3. Step 3: Cross multiply
    239,522.28x = 359,361.18 × 114,873
  4. Step 4: Simplify right side
    239,522.28x = 41,280,896,830.14
  5. Step 5: Solve for x
    x = 41,280,896,830.14/239,522.28
  6. Step 6: Final answer
    x = 172,346.79

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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.