Home / 104,238.72-156,355.92-25,353.36

Finding the Fourth Proportional to 104,238.72, 156,355.92 and 25,353.36

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Solution

The fourth proportional to 104,238.72, 156,355.92 and 25,353.36 is: 38,029.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,238.72 : 156,355.92 = 25,353.36 : x
  2. Step 2: Convert to fraction form
    104,238.72/156,355.92 = 25,353.36/x
  3. Step 3: Cross multiply
    104,238.72x = 156,355.92 × 25,353.36
  4. Step 4: Simplify right side
    104,238.72x = 3,964,147,927.89
  5. Step 5: Solve for x
    x = 3,964,147,927.89/104,238.72
  6. Step 6: Final answer
    x = 38,029.51

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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.