Home / 226,905.80-313,124.82-142,069.64

Finding the Fourth Proportional to 226,905.80, 313,124.82 and 142,069.64

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Solution

The fourth proportional to 226,905.80, 313,124.82 and 142,069.64 is: 196,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,905.80 : 313,124.82 = 142,069.64 : x
  2. Step 2: Convert to fraction form
    226,905.80/313,124.82 = 142,069.64/x
  3. Step 3: Cross multiply
    226,905.80x = 313,124.82 × 142,069.64
  4. Step 4: Simplify right side
    226,905.80x = 44,485,530,452.46
  5. Step 5: Solve for x
    x = 44,485,530,452.46/226,905.80
  6. Step 6: Final answer
    x = 196,052.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.