Home / 297,138.21-410,048.33-161,171.82

Finding the Fourth Proportional to 297,138.21, 410,048.33 and 161,171.82

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Solution

The fourth proportional to 297,138.21, 410,048.33 and 161,171.82 is: 222,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,138.21 : 410,048.33 = 161,171.82 : x
  2. Step 2: Convert to fraction form
    297,138.21/410,048.33 = 161,171.82/x
  3. Step 3: Cross multiply
    297,138.21x = 410,048.33 × 161,171.82
  4. Step 4: Simplify right side
    297,138.21x = 66,088,234,828.20
  5. Step 5: Solve for x
    x = 66,088,234,828.20/297,138.21
  6. Step 6: Final answer
    x = 222,415.81

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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.