Home / 211,467.94-291,825.78-115,976.64

Finding the Fourth Proportional to 211,467.94, 291,825.78 and 115,976.64

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Solution

The fourth proportional to 211,467.94, 291,825.78 and 115,976.64 is: 160,047.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,467.94 : 291,825.78 = 115,976.64 : x
  2. Step 2: Convert to fraction form
    211,467.94/291,825.78 = 115,976.64/x
  3. Step 3: Cross multiply
    211,467.94x = 291,825.78 × 115,976.64
  4. Step 4: Simplify right side
    211,467.94x = 33,844,973,429.78
  5. Step 5: Solve for x
    x = 33,844,973,429.78/211,467.94
  6. Step 6: Final answer
    x = 160,047.78

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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.