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Finding the Fourth Proportional to 228,423.29, 342,627.80 and 108,566.52

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Solution

The fourth proportional to 228,423.29, 342,627.80 and 108,566.52 is: 162,846.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,423.29 : 342,627.80 = 108,566.52 : x
  2. Step 2: Convert to fraction form
    228,423.29/342,627.80 = 108,566.52/x
  3. Step 3: Cross multiply
    228,423.29x = 342,627.80 × 108,566.52
  4. Step 4: Simplify right side
    228,423.29x = 37,197,907,358.42
  5. Step 5: Solve for x
    x = 37,197,907,358.42/228,423.29
  6. Step 6: Final answer
    x = 162,846.39

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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.