Home / 144,838.20-217,257.30-109,846.20

Finding the Fourth Proportional to 144,838.20, 217,257.30 and 109,846.20

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Solution

The fourth proportional to 144,838.20, 217,257.30 and 109,846.20 is: 164,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,838.20 : 217,257.30 = 109,846.20 : x
  2. Step 2: Convert to fraction form
    144,838.20/217,257.30 = 109,846.20/x
  3. Step 3: Cross multiply
    144,838.20x = 217,257.30 × 109,846.20
  4. Step 4: Simplify right side
    144,838.20x = 23,864,888,827.26
  5. Step 5: Solve for x
    x = 23,864,888,827.26/144,838.20
  6. Step 6: Final answer
    x = 164,769.30

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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.