Home / 188,344.72-282,555.96-55,229.20

Finding the Fourth Proportional to 188,344.72, 282,555.96 and 55,229.20

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Solution

The fourth proportional to 188,344.72, 282,555.96 and 55,229.20 is: 82,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,344.72 : 282,555.96 = 55,229.20 : x
  2. Step 2: Convert to fraction form
    188,344.72/282,555.96 = 55,229.20/x
  3. Step 3: Cross multiply
    188,344.72x = 282,555.96 × 55,229.20
  4. Step 4: Simplify right side
    188,344.72x = 15,605,339,626.03
  5. Step 5: Solve for x
    x = 15,605,339,626.03/188,344.72
  6. Step 6: Final answer
    x = 82,855.20

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1.5x scale

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.