Home / 175,611.69-263,418.21-42,491.75

Finding the Fourth Proportional to 175,611.69, 263,418.21 and 42,491.75

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Solution

The fourth proportional to 175,611.69, 263,418.21 and 42,491.75 is: 63,737.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,611.69 : 263,418.21 = 42,491.75 : x
  2. Step 2: Convert to fraction form
    175,611.69/263,418.21 = 42,491.75/x
  3. Step 3: Cross multiply
    175,611.69x = 263,418.21 × 42,491.75
  4. Step 4: Simplify right side
    175,611.69x = 11,193,099,407.68
  5. Step 5: Solve for x
    x = 11,193,099,407.68/175,611.69
  6. Step 6: Final answer
    x = 63,737.78

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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.