Home / 207,895.88-311,841.09-50,123.07

Finding the Fourth Proportional to 207,895.88, 311,841.09 and 50,123.07

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Solution

The fourth proportional to 207,895.88, 311,841.09 and 50,123.07 is: 75,183.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,895.88 : 311,841.09 = 50,123.07 : x
  2. Step 2: Convert to fraction form
    207,895.88/311,841.09 = 50,123.07/x
  3. Step 3: Cross multiply
    207,895.88x = 311,841.09 × 50,123.07
  4. Step 4: Simplify right side
    207,895.88x = 15,630,432,782.95
  5. Step 5: Solve for x
    x = 15,630,432,782.95/207,895.88
  6. Step 6: Final answer
    x = 75,183.95

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1.5x scale

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.