Home / 221,383.41-332,320.94-114,738.81

Finding the Fourth Proportional to 221,383.41, 332,320.94 and 114,738.81

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Solution

The fourth proportional to 221,383.41, 332,320.94 and 114,738.81 is: 172,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,383.41 : 332,320.94 = 114,738.81 : x
  2. Step 2: Convert to fraction form
    221,383.41/332,320.94 = 114,738.81/x
  3. Step 3: Cross multiply
    221,383.41x = 332,320.94 × 114,738.81
  4. Step 4: Simplify right side
    221,383.41x = 38,130,108,234.32
  5. Step 5: Solve for x
    x = 38,130,108,234.32/221,383.41
  6. Step 6: Final answer
    x = 172,235.62

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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.