Home / 211,772.31-292,246.21-114,976.27

Finding the Fourth Proportional to 211,772.31, 292,246.21 and 114,976.27

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Solution

The fourth proportional to 211,772.31, 292,246.21 and 114,976.27 is: 158,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,772.31 : 292,246.21 = 114,976.27 : x
  2. Step 2: Convert to fraction form
    211,772.31/292,246.21 = 114,976.27/x
  3. Step 3: Cross multiply
    211,772.31x = 292,246.21 × 114,976.27
  4. Step 4: Simplify right side
    211,772.31x = 33,601,379,147.44
  5. Step 5: Solve for x
    x = 33,601,379,147.44/211,772.31
  6. Step 6: Final answer
    x = 158,667.48

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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.