Home / 94,492.20-141,738.30-55,093.80

Finding the Fourth Proportional to 94,492.20, 141,738.30 and 55,093.80

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Solution

The fourth proportional to 94,492.20, 141,738.30 and 55,093.80 is: 82,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,492.20 : 141,738.30 = 55,093.80 : x
  2. Step 2: Convert to fraction form
    94,492.20/141,738.30 = 55,093.80/x
  3. Step 3: Cross multiply
    94,492.20x = 141,738.30 × 55,093.80
  4. Step 4: Simplify right side
    94,492.20x = 7,808,901,552.54
  5. Step 5: Solve for x
    x = 7,808,901,552.54/94,492.20
  6. Step 6: Final answer
    x = 82,640.70

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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.