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Finding the Fourth Proportional to 295,628.76, 443,328.11 and 95,900.85

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Solution

The fourth proportional to 295,628.76, 443,328.11 and 95,900.85 is: 143,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,628.76 : 443,328.11 = 95,900.85 : x
  2. Step 2: Convert to fraction form
    295,628.76/443,328.11 = 95,900.85/x
  3. Step 3: Cross multiply
    295,628.76x = 443,328.11 × 95,900.85
  4. Step 4: Simplify right side
    295,628.76x = 42,515,542,098.39
  5. Step 5: Solve for x
    x = 42,515,542,098.39/295,628.76
  6. Step 6: Final answer
    x = 143,813.96

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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.