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Finding the Fourth Proportional to 228,592.27, 342,943.15 and 95,398.43

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Solution

The fourth proportional to 228,592.27, 342,943.15 and 95,398.43 is: 143,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,592.27 : 342,943.15 = 95,398.43 : x
  2. Step 2: Convert to fraction form
    228,592.27/342,943.15 = 95,398.43/x
  3. Step 3: Cross multiply
    228,592.27x = 342,943.15 × 95,398.43
  4. Step 4: Simplify right side
    228,592.27x = 32,716,238,708.12
  5. Step 5: Solve for x
    x = 32,716,238,708.12/228,592.27
  6. Step 6: Final answer
    x = 143,120.50

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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.