Home / 187,826.58-281,752.91-75,506.86

Finding the Fourth Proportional to 187,826.58, 281,752.91 and 75,506.86

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Solution

The fourth proportional to 187,826.58, 281,752.91 and 75,506.86 is: 113,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,826.58 : 281,752.91 = 75,506.86 : x
  2. Step 2: Convert to fraction form
    187,826.58/281,752.91 = 75,506.86/x
  3. Step 3: Cross multiply
    187,826.58x = 281,752.91 × 75,506.86
  4. Step 4: Simplify right side
    187,826.58x = 21,274,277,529.96
  5. Step 5: Solve for x
    x = 21,274,277,529.96/187,826.58
  6. Step 6: Final answer
    x = 113,265.53

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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.