Home / 187,741.58-281,612.36-124,684.86

Finding the Fourth Proportional to 187,741.58, 281,612.36 and 124,684.86

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Solution

The fourth proportional to 187,741.58, 281,612.36 and 124,684.86 is: 187,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,741.58 : 281,612.36 = 124,684.86 : x
  2. Step 2: Convert to fraction form
    187,741.58/281,612.36 = 124,684.86/x
  3. Step 3: Cross multiply
    187,741.58x = 281,612.36 × 124,684.86
  4. Step 4: Simplify right side
    187,741.58x = 35,112,797,057.45
  5. Step 5: Solve for x
    x = 35,112,797,057.45/187,741.58
  6. Step 6: Final answer
    x = 187,027.29

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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.