Home / 53,778.20-80,606.41-27,081.74

Finding the Fourth Proportional to 53,778.20, 80,606.41 and 27,081.74

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Solution

The fourth proportional to 53,778.20, 80,606.41 and 27,081.74 is: 40,591.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,778.20 : 80,606.41 = 27,081.74 : x
  2. Step 2: Convert to fraction form
    53,778.20/80,606.41 = 27,081.74/x
  3. Step 3: Cross multiply
    53,778.20x = 80,606.41 × 27,081.74
  4. Step 4: Simplify right side
    53,778.20x = 2,182,961,971.77
  5. Step 5: Solve for x
    x = 2,182,961,971.77/53,778.20
  6. Step 6: Final answer
    x = 40,591.95

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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.