Home / 226,846.05-313,029-131,358.93

Finding the Fourth Proportional to 226,846.05, 313,029 and 131,358.93

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Solution

The fourth proportional to 226,846.05, 313,029 and 131,358.93 is: 181,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,846.05 : 313,029 = 131,358.93 : x
  2. Step 2: Convert to fraction form
    226,846.05/313,029 = 131,358.93/x
  3. Step 3: Cross multiply
    226,846.05x = 313,029 × 131,358.93
  4. Step 4: Simplify right side
    226,846.05x = 41,119,154,498.97
  5. Step 5: Solve for x
    x = 41,119,154,498.97/226,846.05
  6. Step 6: Final answer
    x = 181,264.58

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1.5x scale

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.