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Finding the Fourth Proportional to 114,358.82, 171,605.66 and 47,793.83

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Solution

The fourth proportional to 114,358.82, 171,605.66 and 47,793.83 is: 71,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,358.82 : 171,605.66 = 47,793.83 : x
  2. Step 2: Convert to fraction form
    114,358.82/171,605.66 = 47,793.83/x
  3. Step 3: Cross multiply
    114,358.82x = 171,605.66 × 47,793.83
  4. Step 4: Simplify right side
    114,358.82x = 8,201,690,644.08
  5. Step 5: Solve for x
    x = 8,201,690,644.08/114,358.82
  6. Step 6: Final answer
    x = 71,718.92

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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.