Home / 68,680.41-102,886.96-50,635.77

Finding the Fourth Proportional to 68,680.41, 102,886.96 and 50,635.77

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Solution

The fourth proportional to 68,680.41, 102,886.96 and 50,635.77 is: 75,855.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,680.41 : 102,886.96 = 50,635.77 : x
  2. Step 2: Convert to fraction form
    68,680.41/102,886.96 = 50,635.77/x
  3. Step 3: Cross multiply
    68,680.41x = 102,886.96 × 50,635.77
  4. Step 4: Simplify right side
    68,680.41x = 5,209,760,442.56
  5. Step 5: Solve for x
    x = 5,209,760,442.56/68,680.41
  6. Step 6: Final answer
    x = 75,855.12

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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.