Home / 67,064.24-100,611.93-19,677.41

Finding the Fourth Proportional to 67,064.24, 100,611.93 and 19,677.41

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Solution

The fourth proportional to 67,064.24, 100,611.93 and 19,677.41 is: 29,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,064.24 : 100,611.93 = 19,677.41 : x
  2. Step 2: Convert to fraction form
    67,064.24/100,611.93 = 19,677.41/x
  3. Step 3: Cross multiply
    67,064.24x = 100,611.93 × 19,677.41
  4. Step 4: Simplify right side
    67,064.24x = 1,979,781,694.44
  5. Step 5: Solve for x
    x = 1,979,781,694.44/67,064.24
  6. Step 6: Final answer
    x = 29,520.68

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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.