Home / 188,322.12-282,242.94-88,261.56

Finding the Fourth Proportional to 188,322.12, 282,242.94 and 88,261.56

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Solution

The fourth proportional to 188,322.12, 282,242.94 and 88,261.56 is: 132,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,322.12 : 282,242.94 = 88,261.56 : x
  2. Step 2: Convert to fraction form
    188,322.12/282,242.94 = 88,261.56/x
  3. Step 3: Cross multiply
    188,322.12x = 282,242.94 × 88,261.56
  4. Step 4: Simplify right side
    188,322.12x = 24,911,202,183.39
  5. Step 5: Solve for x
    x = 24,911,202,183.39/188,322.12
  6. Step 6: Final answer
    x = 132,279.75

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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.