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Finding the Fourth Proportional to 295,511.49, 443,329.52 and 95,816.31

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Solution

The fourth proportional to 295,511.49, 443,329.52 and 95,816.31 is: 143,744.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,511.49 : 443,329.52 = 95,816.31 : x
  2. Step 2: Convert to fraction form
    295,511.49/443,329.52 = 95,816.31/x
  3. Step 3: Cross multiply
    295,511.49x = 443,329.52 × 95,816.31
  4. Step 4: Simplify right side
    295,511.49x = 42,478,198,241.39
  5. Step 5: Solve for x
    x = 42,478,198,241.39/295,511.49
  6. Step 6: Final answer
    x = 143,744.66

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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.