Home / 188,257.60-281,680.58-112,077.49

Finding the Fourth Proportional to 188,257.60, 281,680.58 and 112,077.49

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Solution

The fourth proportional to 188,257.60, 281,680.58 and 112,077.49 is: 167,696.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,257.60 : 281,680.58 = 112,077.49 : x
  2. Step 2: Convert to fraction form
    188,257.60/281,680.58 = 112,077.49/x
  3. Step 3: Cross multiply
    188,257.60x = 281,680.58 × 112,077.49
  4. Step 4: Simplify right side
    188,257.60x = 31,570,052,388.14
  5. Step 5: Solve for x
    x = 31,570,052,388.14/188,257.60
  6. Step 6: Final answer
    x = 167,696.03

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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.