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Finding the Fourth Proportional to 188,118.50, 282,270.01 and 88,286.81

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Solution

The fourth proportional to 188,118.50, 282,270.01 and 88,286.81 is: 132,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,118.50 : 282,270.01 = 88,286.81 : x
  2. Step 2: Convert to fraction form
    188,118.50/282,270.01 = 88,286.81/x
  3. Step 3: Cross multiply
    188,118.50x = 282,270.01 × 88,286.81
  4. Step 4: Simplify right side
    188,118.50x = 24,920,719,226.53
  5. Step 5: Solve for x
    x = 24,920,719,226.53/188,118.50
  6. Step 6: Final answer
    x = 132,473.51

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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.