Home / 156,055.05-234,082.58-154,499.85

Finding the Fourth Proportional to 156,055.05, 234,082.58 and 154,499.85

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Solution

The fourth proportional to 156,055.05, 234,082.58 and 154,499.85 is: 231,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,055.05 : 234,082.58 = 154,499.85 : x
  2. Step 2: Convert to fraction form
    156,055.05/234,082.58 = 154,499.85/x
  3. Step 3: Cross multiply
    156,055.05x = 234,082.58 × 154,499.85
  4. Step 4: Simplify right side
    156,055.05x = 36,165,722,725.11
  5. Step 5: Solve for x
    x = 36,165,722,725.11/156,055.05
  6. Step 6: Final answer
    x = 231,749.78

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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.