Home / 187,493.76-281,435.04-125,596.80

Finding the Fourth Proportional to 187,493.76, 281,435.04 and 125,596.80

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Solution

The fourth proportional to 187,493.76, 281,435.04 and 125,596.80 is: 188,525.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,493.76 : 281,435.04 = 125,596.80 : x
  2. Step 2: Convert to fraction form
    187,493.76/281,435.04 = 125,596.80/x
  3. Step 3: Cross multiply
    187,493.76x = 281,435.04 × 125,596.80
  4. Step 4: Simplify right side
    187,493.76x = 35,347,340,431.87
  5. Step 5: Solve for x
    x = 35,347,340,431.87/187,493.76
  6. Step 6: Final answer
    x = 188,525.42

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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.