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Finding the Fourth Proportional to 188,171.28, 282,321.72 and 94,600.08

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Solution

The fourth proportional to 188,171.28, 282,321.72 and 94,600.08 is: 141,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,171.28 : 282,321.72 = 94,600.08 : x
  2. Step 2: Convert to fraction form
    188,171.28/282,321.72 = 94,600.08/x
  3. Step 3: Cross multiply
    188,171.28x = 282,321.72 × 94,600.08
  4. Step 4: Simplify right side
    188,171.28x = 26,707,657,297.74
  5. Step 5: Solve for x
    x = 26,707,657,297.74/188,171.28
  6. Step 6: Final answer
    x = 141,932.70

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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.