Home / 313,003.08-431,954.03-177,034.37

Finding the Fourth Proportional to 313,003.08, 431,954.03 and 177,034.37

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Solution

The fourth proportional to 313,003.08, 431,954.03 and 177,034.37 is: 244,312.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,003.08 : 431,954.03 = 177,034.37 : x
  2. Step 2: Convert to fraction form
    313,003.08/431,954.03 = 177,034.37/x
  3. Step 3: Cross multiply
    313,003.08x = 431,954.03 × 177,034.37
  4. Step 4: Simplify right side
    313,003.08x = 76,470,709,251.36
  5. Step 5: Solve for x
    x = 76,470,709,251.36/313,003.08
  6. Step 6: Final answer
    x = 244,312.96

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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.