Home / 94,234.20-141,351.30-31,903.80

Finding the Fourth Proportional to 94,234.20, 141,351.30 and 31,903.80

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Solution

The fourth proportional to 94,234.20, 141,351.30 and 31,903.80 is: 47,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,234.20 : 141,351.30 = 31,903.80 : x
  2. Step 2: Convert to fraction form
    94,234.20/141,351.30 = 31,903.80/x
  3. Step 3: Cross multiply
    94,234.20x = 141,351.30 × 31,903.80
  4. Step 4: Simplify right side
    94,234.20x = 4,509,643,604.94
  5. Step 5: Solve for x
    x = 4,509,643,604.94/94,234.20
  6. Step 6: Final answer
    x = 47,855.70

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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.