Home / 341,839.64-512,824.26-142,051.56

Finding the Fourth Proportional to 341,839.64, 512,824.26 and 142,051.56

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Solution

The fourth proportional to 341,839.64, 512,824.26 and 142,051.56 is: 213,104.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,839.64 : 512,824.26 = 142,051.56 : x
  2. Step 2: Convert to fraction form
    341,839.64/512,824.26 = 142,051.56/x
  3. Step 3: Cross multiply
    341,839.64x = 512,824.26 × 142,051.56
  4. Step 4: Simplify right side
    341,839.64x = 72,847,486,138.85
  5. Step 5: Solve for x
    x = 72,847,486,138.85/341,839.64
  6. Step 6: Final answer
    x = 213,104.27

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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.