Home / 185,826.24-278,778.96-52,747.20

Finding the Fourth Proportional to 185,826.24, 278,778.96 and 52,747.20

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Solution

The fourth proportional to 185,826.24, 278,778.96 and 52,747.20 is: 79,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,826.24 : 278,778.96 = 52,747.20 : x
  2. Step 2: Convert to fraction form
    185,826.24/278,778.96 = 52,747.20/x
  3. Step 3: Cross multiply
    185,826.24x = 278,778.96 × 52,747.20
  4. Step 4: Simplify right side
    185,826.24x = 14,704,809,558.91
  5. Step 5: Solve for x
    x = 14,704,809,558.91/185,826.24
  6. Step 6: Final answer
    x = 79,132.04

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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.