Home / 331,153.50-496,804.29-120,791.43

Finding the Fourth Proportional to 331,153.50, 496,804.29 and 120,791.43

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Solution

The fourth proportional to 331,153.50, 496,804.29 and 120,791.43 is: 181,214.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,153.50 : 496,804.29 = 120,791.43 : x
  2. Step 2: Convert to fraction form
    331,153.50/496,804.29 = 120,791.43/x
  3. Step 3: Cross multiply
    331,153.50x = 496,804.29 × 120,791.43
  4. Step 4: Simplify right side
    331,153.50x = 60,009,700,619.23
  5. Step 5: Solve for x
    x = 60,009,700,619.23/331,153.50
  6. Step 6: Final answer
    x = 181,214.15

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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.