Home / 188,255.12-282,382.80-118,183.64

Finding the Fourth Proportional to 188,255.12, 282,382.80 and 118,183.64

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Solution

The fourth proportional to 188,255.12, 282,382.80 and 118,183.64 is: 177,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,255.12 : 282,382.80 = 118,183.64 : x
  2. Step 2: Convert to fraction form
    188,255.12/282,382.80 = 118,183.64/x
  3. Step 3: Cross multiply
    188,255.12x = 282,382.80 × 118,183.64
  4. Step 4: Simplify right side
    188,255.12x = 33,373,027,177.39
  5. Step 5: Solve for x
    x = 33,373,027,177.39/188,255.12
  6. Step 6: Final answer
    x = 177,275.54

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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.