Home / 187,897.53-281,140.06-131,847.02

Finding the Fourth Proportional to 187,897.53, 281,140.06 and 131,847.02

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Solution

The fourth proportional to 187,897.53, 281,140.06 and 131,847.02 is: 197,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,897.53 : 281,140.06 = 131,847.02 : x
  2. Step 2: Convert to fraction form
    187,897.53/281,140.06 = 131,847.02/x
  3. Step 3: Cross multiply
    187,897.53x = 281,140.06 × 131,847.02
  4. Step 4: Simplify right side
    187,897.53x = 37,067,479,113.62
  5. Step 5: Solve for x
    x = 37,067,479,113.62/187,897.53
  6. Step 6: Final answer
    x = 197,274.97

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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.