Home / 40,190.22-60,310.98-28,336.68

Finding the Fourth Proportional to 40,190.22, 60,310.98 and 28,336.68

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Solution

The fourth proportional to 40,190.22, 60,310.98 and 28,336.68 is: 42,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190.22 : 60,310.98 = 28,336.68 : x
  2. Step 2: Convert to fraction form
    40,190.22/60,310.98 = 28,336.68/x
  3. Step 3: Cross multiply
    40,190.22x = 60,310.98 × 28,336.68
  4. Step 4: Simplify right side
    40,190.22x = 1,709,012,940.75
  5. Step 5: Solve for x
    x = 1,709,012,940.75/40,190.22
  6. Step 6: Final answer
    x = 42,523.10

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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.