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Finding the Fourth Proportional to 235,388.67, 352,742.22 and 162,283.58

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Solution

The fourth proportional to 235,388.67, 352,742.22 and 162,283.58 is: 243,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,388.67 : 352,742.22 = 162,283.58 : x
  2. Step 2: Convert to fraction form
    235,388.67/352,742.22 = 162,283.58/x
  3. Step 3: Cross multiply
    235,388.67x = 352,742.22 × 162,283.58
  4. Step 4: Simplify right side
    235,388.67x = 57,244,268,515.04
  5. Step 5: Solve for x
    x = 57,244,268,515.04/235,388.67
  6. Step 6: Final answer
    x = 243,190.42

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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.