Home / 188,110.22-282,159.86-54,993.60

Finding the Fourth Proportional to 188,110.22, 282,159.86 and 54,993.60

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Solution

The fourth proportional to 188,110.22, 282,159.86 and 54,993.60 is: 82,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,110.22 : 282,159.86 = 54,993.60 : x
  2. Step 2: Convert to fraction form
    188,110.22/282,159.86 = 54,993.60/x
  3. Step 3: Cross multiply
    188,110.22x = 282,159.86 × 54,993.60
  4. Step 4: Simplify right side
    188,110.22x = 15,516,986,201.93
  5. Step 5: Solve for x
    x = 15,516,986,201.93/188,110.22
  6. Step 6: Final answer
    x = 82,488.80

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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.