Home / 143,096.20-214,644.30-49,601.94

Finding the Fourth Proportional to 143,096.20, 214,644.30 and 49,601.94

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Solution

The fourth proportional to 143,096.20, 214,644.30 and 49,601.94 is: 74,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,096.20 : 214,644.30 = 49,601.94 : x
  2. Step 2: Convert to fraction form
    143,096.20/214,644.30 = 49,601.94/x
  3. Step 3: Cross multiply
    143,096.20x = 214,644.30 × 49,601.94
  4. Step 4: Simplify right side
    143,096.20x = 10,646,773,689.94
  5. Step 5: Solve for x
    x = 10,646,773,689.94/143,096.20
  6. Step 6: Final answer
    x = 74,402.91

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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.