Home / 262,073.28-393,109.92-110,247.36

Finding the Fourth Proportional to 262,073.28, 393,109.92 and 110,247.36

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Solution

The fourth proportional to 262,073.28, 393,109.92 and 110,247.36 is: 165,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,073.28 : 393,109.92 = 110,247.36 : x
  2. Step 2: Convert to fraction form
    262,073.28/393,109.92 = 110,247.36/x
  3. Step 3: Cross multiply
    262,073.28x = 393,109.92 × 110,247.36
  4. Step 4: Simplify right side
    262,073.28x = 43,339,330,869.81
  5. Step 5: Solve for x
    x = 43,339,330,869.81/262,073.28
  6. Step 6: Final answer
    x = 165,371.04

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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.