Home / 331,260.31-496,969.71-106,641.73

Finding the Fourth Proportional to 331,260.31, 496,969.71 and 106,641.73

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Solution

The fourth proportional to 331,260.31, 496,969.71 and 106,641.73 is: 159,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,260.31 : 496,969.71 = 106,641.73 : x
  2. Step 2: Convert to fraction form
    331,260.31/496,969.71 = 106,641.73/x
  3. Step 3: Cross multiply
    331,260.31x = 496,969.71 × 106,641.73
  4. Step 4: Simplify right side
    331,260.31x = 52,997,709,632.00
  5. Step 5: Solve for x
    x = 52,997,709,632.00/331,260.31
  6. Step 6: Final answer
    x = 159,988.11

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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.