Home / 175,635.82-263,454.41-42,515.86

Finding the Fourth Proportional to 175,635.82, 263,454.41 and 42,515.86

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Solution

The fourth proportional to 175,635.82, 263,454.41 and 42,515.86 is: 63,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,635.82 : 263,454.41 = 42,515.86 : x
  2. Step 2: Convert to fraction form
    175,635.82/263,454.41 = 42,515.86/x
  3. Step 3: Cross multiply
    175,635.82x = 263,454.41 × 42,515.86
  4. Step 4: Simplify right side
    175,635.82x = 11,200,990,811.94
  5. Step 5: Solve for x
    x = 11,200,990,811.94/175,635.82
  6. Step 6: Final answer
    x = 63,773.95

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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.