Home / 215,040.21-296,773.44-119,555.79

Finding the Fourth Proportional to 215,040.21, 296,773.44 and 119,555.79

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Solution

The fourth proportional to 215,040.21, 296,773.44 and 119,555.79 is: 164,996.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,040.21 : 296,773.44 = 119,555.79 : x
  2. Step 2: Convert to fraction form
    215,040.21/296,773.44 = 119,555.79/x
  3. Step 3: Cross multiply
    215,040.21x = 296,773.44 × 119,555.79
  4. Step 4: Simplify right side
    215,040.21x = 35,480,983,070.22
  5. Step 5: Solve for x
    x = 35,480,983,070.22/215,040.21
  6. Step 6: Final answer
    x = 164,996.97

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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.