Home / 262,272.68-393,489.20-110,548.32

Finding the Fourth Proportional to 262,272.68, 393,489.20 and 110,548.32

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Solution

The fourth proportional to 262,272.68, 393,489.20 and 110,548.32 is: 165,856.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,272.68 : 393,489.20 = 110,548.32 : x
  2. Step 2: Convert to fraction form
    262,272.68/393,489.20 = 110,548.32/x
  3. Step 3: Cross multiply
    262,272.68x = 393,489.20 × 110,548.32
  4. Step 4: Simplify right side
    262,272.68x = 43,499,569,998.14
  5. Step 5: Solve for x
    x = 43,499,569,998.14/262,272.68
  6. Step 6: Final answer
    x = 165,856.28

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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.