Home / 198,706.52-297,408.20-108,611.24

Finding the Fourth Proportional to 198,706.52, 297,408.20 and 108,611.24

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Solution

The fourth proportional to 198,706.52, 297,408.20 and 108,611.24 is: 162,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,706.52 : 297,408.20 = 108,611.24 : x
  2. Step 2: Convert to fraction form
    198,706.52/297,408.20 = 108,611.24/x
  3. Step 3: Cross multiply
    198,706.52x = 297,408.20 × 108,611.24
  4. Step 4: Simplify right side
    198,706.52x = 32,301,873,388.17
  5. Step 5: Solve for x
    x = 32,301,873,388.17/198,706.52
  6. Step 6: Final answer
    x = 162,560.71

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1.5x scale

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.