Home / 144,942.85-217,429.15-50,172.88

Finding the Fourth Proportional to 144,942.85, 217,429.15 and 50,172.88

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Solution

The fourth proportional to 144,942.85, 217,429.15 and 50,172.88 is: 75,264.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,942.85 : 217,429.15 = 50,172.88 : x
  2. Step 2: Convert to fraction form
    144,942.85/217,429.15 = 50,172.88/x
  3. Step 3: Cross multiply
    144,942.85x = 217,429.15 × 50,172.88
  4. Step 4: Simplify right side
    144,942.85x = 10,909,046,651.45
  5. Step 5: Solve for x
    x = 10,909,046,651.45/144,942.85
  6. Step 6: Final answer
    x = 75,264.47

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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.