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Finding the Fourth Proportional to 228,266.72, 342,214.56 and 95,246.16

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Solution

The fourth proportional to 228,266.72, 342,214.56 and 95,246.16 is: 142,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,266.72 : 342,214.56 = 95,246.16 : x
  2. Step 2: Convert to fraction form
    228,266.72/342,214.56 = 95,246.16/x
  3. Step 3: Cross multiply
    228,266.72x = 342,214.56 × 95,246.16
  4. Step 4: Simplify right side
    228,266.72x = 32,594,622,736.09
  5. Step 5: Solve for x
    x = 32,594,622,736.09/228,266.72
  6. Step 6: Final answer
    x = 142,791.83

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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.