Home / 215,822.60-323,733.90-194,827.40

Finding the Fourth Proportional to 215,822.60, 323,733.90 and 194,827.40

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Solution

The fourth proportional to 215,822.60, 323,733.90 and 194,827.40 is: 292,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,822.60 : 323,733.90 = 194,827.40 : x
  2. Step 2: Convert to fraction form
    215,822.60/323,733.90 = 194,827.40/x
  3. Step 3: Cross multiply
    215,822.60x = 323,733.90 × 194,827.40
  4. Step 4: Simplify right side
    215,822.60x = 63,072,234,028.86
  5. Step 5: Solve for x
    x = 63,072,234,028.86/215,822.60
  6. Step 6: Final answer
    x = 292,241.10

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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.