Home / 204,096.92-306,145.98-70,977.87

Finding the Fourth Proportional to 204,096.92, 306,145.98 and 70,977.87

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Solution

The fourth proportional to 204,096.92, 306,145.98 and 70,977.87 is: 106,467.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,096.92 : 306,145.98 = 70,977.87 : x
  2. Step 2: Convert to fraction form
    204,096.92/306,145.98 = 70,977.87/x
  3. Step 3: Cross multiply
    204,096.92x = 306,145.98 × 70,977.87
  4. Step 4: Simplify right side
    204,096.92x = 21,729,589,569.46
  5. Step 5: Solve for x
    x = 21,729,589,569.46/204,096.92
  6. Step 6: Final answer
    x = 106,467.02

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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.