Home / 104,238.91-156,356.88-25,353.28

Finding the Fourth Proportional to 104,238.91, 156,356.88 and 25,353.28

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Solution

The fourth proportional to 104,238.91, 156,356.88 and 25,353.28 is: 38,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,238.91 : 156,356.88 = 25,353.28 : x
  2. Step 2: Convert to fraction form
    104,238.91/156,356.88 = 25,353.28/x
  3. Step 3: Cross multiply
    104,238.91x = 156,356.88 × 25,353.28
  4. Step 4: Simplify right side
    104,238.91x = 3,964,159,758.57
  5. Step 5: Solve for x
    x = 3,964,159,758.57/104,238.91
  6. Step 6: Final answer
    x = 38,029.56

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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.