Home / 188,560.82-282,841.12-55,442.18

Finding the Fourth Proportional to 188,560.82, 282,841.12 and 55,442.18

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Solution

The fourth proportional to 188,560.82, 282,841.12 and 55,442.18 is: 83,163.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,560.82 : 282,841.12 = 55,442.18 : x
  2. Step 2: Convert to fraction form
    188,560.82/282,841.12 = 55,442.18/x
  3. Step 3: Cross multiply
    188,560.82x = 282,841.12 × 55,442.18
  4. Step 4: Simplify right side
    188,560.82x = 15,681,328,286.44
  5. Step 5: Solve for x
    x = 15,681,328,286.44/188,560.82
  6. Step 6: Final answer
    x = 83,163.24

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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.