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Finding the Fourth Proportional to 228,059.64, 314,772.26 and 132,621.39

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Solution

The fourth proportional to 228,059.64, 314,772.26 and 132,621.39 is: 183,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,059.64 : 314,772.26 = 132,621.39 : x
  2. Step 2: Convert to fraction form
    228,059.64/314,772.26 = 132,621.39/x
  3. Step 3: Cross multiply
    228,059.64x = 314,772.26 × 132,621.39
  4. Step 4: Simplify right side
    228,059.64x = 41,745,534,654.64
  5. Step 5: Solve for x
    x = 41,745,534,654.64/228,059.64
  6. Step 6: Final answer
    x = 183,046.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.