Home / 215,977.83-298,046.98-119,182.43

Finding the Fourth Proportional to 215,977.83, 298,046.98 and 119,182.43

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Solution

The fourth proportional to 215,977.83, 298,046.98 and 119,182.43 is: 164,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,977.83 : 298,046.98 = 119,182.43 : x
  2. Step 2: Convert to fraction form
    215,977.83/298,046.98 = 119,182.43/x
  3. Step 3: Cross multiply
    215,977.83x = 298,046.98 × 119,182.43
  4. Step 4: Simplify right side
    215,977.83x = 35,521,961,961.41
  5. Step 5: Solve for x
    x = 35,521,961,961.41/215,977.83
  6. Step 6: Final answer
    x = 164,470.41

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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.