Home / 202,266.43-279,134.38-110,390.73

Finding the Fourth Proportional to 202,266.43, 279,134.38 and 110,390.73

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Solution

The fourth proportional to 202,266.43, 279,134.38 and 110,390.73 is: 152,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,266.43 : 279,134.38 = 110,390.73 : x
  2. Step 2: Convert to fraction form
    202,266.43/279,134.38 = 110,390.73/x
  3. Step 3: Cross multiply
    202,266.43x = 279,134.38 × 110,390.73
  4. Step 4: Simplify right side
    202,266.43x = 30,813,847,424.34
  5. Step 5: Solve for x
    x = 30,813,847,424.34/202,266.43
  6. Step 6: Final answer
    x = 152,342.86

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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.