Home / 301,003.08-451,514.13-111,510.87

Finding the Fourth Proportional to 301,003.08, 451,514.13 and 111,510.87

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Solution

The fourth proportional to 301,003.08, 451,514.13 and 111,510.87 is: 167,269.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,003.08 : 451,514.13 = 111,510.87 : x
  2. Step 2: Convert to fraction form
    301,003.08/451,514.13 = 111,510.87/x
  3. Step 3: Cross multiply
    301,003.08x = 451,514.13 × 111,510.87
  4. Step 4: Simplify right side
    301,003.08x = 50,348,733,453.59
  5. Step 5: Solve for x
    x = 50,348,733,453.59/301,003.08
  6. Step 6: Final answer
    x = 167,269.83

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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.