Home / 188,743.87-283,118.09-55,626.65

Finding the Fourth Proportional to 188,743.87, 283,118.09 and 55,626.65

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Solution

The fourth proportional to 188,743.87, 283,118.09 and 55,626.65 is: 83,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,743.87 : 283,118.09 = 55,626.65 : x
  2. Step 2: Convert to fraction form
    188,743.87/283,118.09 = 55,626.65/x
  3. Step 3: Cross multiply
    188,743.87x = 283,118.09 × 55,626.65
  4. Step 4: Simplify right side
    188,743.87x = 15,748,910,269.07
  5. Step 5: Solve for x
    x = 15,748,910,269.07/188,743.87
  6. Step 6: Final answer
    x = 83,440.64

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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.