Home / 151,245.10-227,007.68-76,417.91

Finding the Fourth Proportional to 151,245.10, 227,007.68 and 76,417.91

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Solution

The fourth proportional to 151,245.10, 227,007.68 and 76,417.91 is: 114,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,245.10 : 227,007.68 = 76,417.91 : x
  2. Step 2: Convert to fraction form
    151,245.10/227,007.68 = 76,417.91/x
  3. Step 3: Cross multiply
    151,245.10x = 227,007.68 × 76,417.91
  4. Step 4: Simplify right side
    151,245.10x = 17,347,450,942.42
  5. Step 5: Solve for x
    x = 17,347,450,942.42/151,245.10
  6. Step 6: Final answer
    x = 114,697.61

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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.