Home / 144,893.28-217,321.44-56,086.02

Finding the Fourth Proportional to 144,893.28, 217,321.44 and 56,086.02

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Solution

The fourth proportional to 144,893.28, 217,321.44 and 56,086.02 is: 84,121.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,893.28 : 217,321.44 = 56,086.02 : x
  2. Step 2: Convert to fraction form
    144,893.28/217,321.44 = 56,086.02/x
  3. Step 3: Cross multiply
    144,893.28x = 217,321.44 × 56,086.02
  4. Step 4: Simplify right side
    144,893.28x = 12,188,694,630.27
  5. Step 5: Solve for x
    x = 12,188,694,630.27/144,893.28
  6. Step 6: Final answer
    x = 84,121.88

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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.