Home / 215,862.20-323,793.30-75,602.60

Finding the Fourth Proportional to 215,862.20, 323,793.30 and 75,602.60

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Solution

The fourth proportional to 215,862.20, 323,793.30 and 75,602.60 is: 113,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,862.20 : 323,793.30 = 75,602.60 : x
  2. Step 2: Convert to fraction form
    215,862.20/323,793.30 = 75,602.60/x
  3. Step 3: Cross multiply
    215,862.20x = 323,793.30 × 75,602.60
  4. Step 4: Simplify right side
    215,862.20x = 24,479,615,342.58
  5. Step 5: Solve for x
    x = 24,479,615,342.58/215,862.20
  6. Step 6: Final answer
    x = 113,403.90

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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.