Home / 188,539.32-282,765.22-55,383.82

Finding the Fourth Proportional to 188,539.32, 282,765.22 and 55,383.82

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Solution

The fourth proportional to 188,539.32, 282,765.22 and 55,383.82 is: 83,062.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,539.32 : 282,765.22 = 55,383.82 : x
  2. Step 2: Convert to fraction form
    188,539.32/282,765.22 = 55,383.82/x
  3. Step 3: Cross multiply
    188,539.32x = 282,765.22 × 55,383.82
  4. Step 4: Simplify right side
    188,539.32x = 15,660,618,046.74
  5. Step 5: Solve for x
    x = 15,660,618,046.74/188,539.32
  6. Step 6: Final answer
    x = 83,062.88

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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.