Home / 331,606.15-497,506.09-106,961.61

Finding the Fourth Proportional to 331,606.15, 497,506.09 and 106,961.61

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Solution

The fourth proportional to 331,606.15, 497,506.09 and 106,961.61 is: 160,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,606.15 : 497,506.09 = 106,961.61 : x
  2. Step 2: Convert to fraction form
    331,606.15/497,506.09 = 106,961.61/x
  3. Step 3: Cross multiply
    331,606.15x = 497,506.09 × 106,961.61
  4. Step 4: Simplify right side
    331,606.15x = 53,214,054,470.83
  5. Step 5: Solve for x
    x = 53,214,054,470.83/331,606.15
  6. Step 6: Final answer
    x = 160,473.66

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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.