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Finding the Fourth Proportional to 228,683.76, 342,963.67 and 95,536.17

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Solution

The fourth proportional to 228,683.76, 342,963.67 and 95,536.17 is: 143,278.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,683.76 : 342,963.67 = 95,536.17 : x
  2. Step 2: Convert to fraction form
    228,683.76/342,963.67 = 95,536.17/x
  3. Step 3: Cross multiply
    228,683.76x = 342,963.67 × 95,536.17
  4. Step 4: Simplify right side
    228,683.76x = 32,765,435,480.94
  5. Step 5: Solve for x
    x = 32,765,435,480.94/228,683.76
  6. Step 6: Final answer
    x = 143,278.37

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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.