Home / 215,869.77-297,982.35-162,310.32

Finding the Fourth Proportional to 215,869.77, 297,982.35 and 162,310.32

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Solution

The fourth proportional to 215,869.77, 297,982.35 and 162,310.32 is: 224,049.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,869.77 : 297,982.35 = 162,310.32 : x
  2. Step 2: Convert to fraction form
    215,869.77/297,982.35 = 162,310.32/x
  3. Step 3: Cross multiply
    215,869.77x = 297,982.35 × 162,310.32
  4. Step 4: Simplify right side
    215,869.77x = 48,365,610,582.85
  5. Step 5: Solve for x
    x = 48,365,610,582.85/215,869.77
  6. Step 6: Final answer
    x = 224,049.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.