Home / 80,898.94-121,348.38-24,739.05

Finding the Fourth Proportional to 80,898.94, 121,348.38 and 24,739.05

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Solution

The fourth proportional to 80,898.94, 121,348.38 and 24,739.05 is: 37,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,898.94 : 121,348.38 = 24,739.05 : x
  2. Step 2: Convert to fraction form
    80,898.94/121,348.38 = 24,739.05/x
  3. Step 3: Cross multiply
    80,898.94x = 121,348.38 × 24,739.05
  4. Step 4: Simplify right side
    80,898.94x = 3,002,043,640.24
  5. Step 5: Solve for x
    x = 3,002,043,640.24/80,898.94
  6. Step 6: Final answer
    x = 37,108.57

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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.