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Finding the Fourth Proportional to 114,336.60, 171,504.98 and 47,740.44

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Solution

The fourth proportional to 114,336.60, 171,504.98 and 47,740.44 is: 71,610.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,336.60 : 171,504.98 = 47,740.44 : x
  2. Step 2: Convert to fraction form
    114,336.60/171,504.98 = 47,740.44/x
  3. Step 3: Cross multiply
    114,336.60x = 171,504.98 × 47,740.44
  4. Step 4: Simplify right side
    114,336.60x = 8,187,723,207.39
  5. Step 5: Solve for x
    x = 8,187,723,207.39/114,336.60
  6. Step 6: Final answer
    x = 71,610.69

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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.