Home / 331,011.63-496,470.06-106,343.15

Finding the Fourth Proportional to 331,011.63, 496,470.06 and 106,343.15

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Solution

The fourth proportional to 331,011.63, 496,470.06 and 106,343.15 is: 159,499.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,011.63 : 496,470.06 = 106,343.15 : x
  2. Step 2: Convert to fraction form
    331,011.63/496,470.06 = 106,343.15/x
  3. Step 3: Cross multiply
    331,011.63x = 496,470.06 × 106,343.15
  4. Step 4: Simplify right side
    331,011.63x = 52,796,187,578.74
  5. Step 5: Solve for x
    x = 52,796,187,578.74/331,011.63
  6. Step 6: Final answer
    x = 159,499.49

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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.