Home / 175,898.20-263,847.84-42,778.48

Finding the Fourth Proportional to 175,898.20, 263,847.84 and 42,778.48

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Solution

The fourth proportional to 175,898.20, 263,847.84 and 42,778.48 is: 64,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,898.20 : 263,847.84 = 42,778.48 : x
  2. Step 2: Convert to fraction form
    175,898.20/263,847.84 = 42,778.48/x
  3. Step 3: Cross multiply
    175,898.20x = 263,847.84 × 42,778.48
  4. Step 4: Simplify right side
    175,898.20x = 11,287,009,546.48
  5. Step 5: Solve for x
    x = 11,287,009,546.48/175,898.20
  6. Step 6: Final answer
    x = 64,167.85

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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.