Home / 144,630.81-216,942.57-44,786.97

Finding the Fourth Proportional to 144,630.81, 216,942.57 and 44,786.97

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Solution

The fourth proportional to 144,630.81, 216,942.57 and 44,786.97 is: 67,179.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,630.81 : 216,942.57 = 44,786.97 : x
  2. Step 2: Convert to fraction form
    144,630.81/216,942.57 = 44,786.97/x
  3. Step 3: Cross multiply
    144,630.81x = 216,942.57 × 44,786.97
  4. Step 4: Simplify right side
    144,630.81x = 9,716,200,374.31
  5. Step 5: Solve for x
    x = 9,716,200,374.31/144,630.81
  6. Step 6: Final answer
    x = 67,179.33

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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.