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Finding the Fourth Proportional to 79,229.88, 118,788.30 and 37,086.93

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Solution

The fourth proportional to 79,229.88, 118,788.30 and 37,086.93 is: 55,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,229.88 : 118,788.30 = 37,086.93 : x
  2. Step 2: Convert to fraction form
    79,229.88/118,788.30 = 37,086.93/x
  3. Step 3: Cross multiply
    79,229.88x = 118,788.30 × 37,086.93
  4. Step 4: Simplify right side
    79,229.88x = 4,405,493,366.92
  5. Step 5: Solve for x
    x = 4,405,493,366.92/79,229.88
  6. Step 6: Final answer
    x = 55,603.94

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1.5x scale

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.