Home / 68,211.46-94,174.92-50,275.21

Finding the Fourth Proportional to 68,211.46, 94,174.92 and 50,275.21

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Solution

The fourth proportional to 68,211.46, 94,174.92 and 50,275.21 is: 69,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,211.46 : 94,174.92 = 50,275.21 : x
  2. Step 2: Convert to fraction form
    68,211.46/94,174.92 = 50,275.21/x
  3. Step 3: Cross multiply
    68,211.46x = 94,174.92 × 50,275.21
  4. Step 4: Simplify right side
    68,211.46x = 4,734,663,879.73
  5. Step 5: Solve for x
    x = 4,734,663,879.73/68,211.46
  6. Step 6: Final answer
    x = 69,411.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.