Home / 104,157.73-156,236.36-25,271.89

Finding the Fourth Proportional to 104,157.73, 156,236.36 and 25,271.89

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Solution

The fourth proportional to 104,157.73, 156,236.36 and 25,271.89 is: 37,907.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,157.73 : 156,236.36 = 25,271.89 : x
  2. Step 2: Convert to fraction form
    104,157.73/156,236.36 = 25,271.89/x
  3. Step 3: Cross multiply
    104,157.73x = 156,236.36 × 25,271.89
  4. Step 4: Simplify right side
    104,157.73x = 3,948,387,977.56
  5. Step 5: Solve for x
    x = 3,948,387,977.56/104,157.73
  6. Step 6: Final answer
    x = 37,907.78

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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.