Home / 291,956.05-402,902.27-171,168.85

Finding the Fourth Proportional to 291,956.05, 402,902.27 and 171,168.85

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Solution

The fourth proportional to 291,956.05, 402,902.27 and 171,168.85 is: 236,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,956.05 : 402,902.27 = 171,168.85 : x
  2. Step 2: Convert to fraction form
    291,956.05/402,902.27 = 171,168.85/x
  3. Step 3: Cross multiply
    291,956.05x = 402,902.27 × 171,168.85
  4. Step 4: Simplify right side
    291,956.05x = 68,964,318,218.29
  5. Step 5: Solve for x
    x = 68,964,318,218.29/291,956.05
  6. Step 6: Final answer
    x = 236,214.73

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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.