Home / 68,601.49-102,902.24-45,222.46

Finding the Fourth Proportional to 68,601.49, 102,902.24 and 45,222.46

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Solution

The fourth proportional to 68,601.49, 102,902.24 and 45,222.46 is: 67,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,601.49 : 102,902.24 = 45,222.46 : x
  2. Step 2: Convert to fraction form
    68,601.49/102,902.24 = 45,222.46/x
  3. Step 3: Cross multiply
    68,601.49x = 102,902.24 × 45,222.46
  4. Step 4: Simplify right side
    68,601.49x = 4,653,491,948.94
  5. Step 5: Solve for x
    x = 4,653,491,948.94/68,601.49
  6. Step 6: Final answer
    x = 67,833.69

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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.