Home / 211,863.30-292,373.46-115,069.04

Finding the Fourth Proportional to 211,863.30, 292,373.46 and 115,069.04

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Solution

The fourth proportional to 211,863.30, 292,373.46 and 115,069.04 is: 158,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,863.30 : 292,373.46 = 115,069.04 : x
  2. Step 2: Convert to fraction form
    211,863.30/292,373.46 = 115,069.04/x
  3. Step 3: Cross multiply
    211,863.30x = 292,373.46 × 115,069.04
  4. Step 4: Simplify right side
    211,863.30x = 33,643,133,363.68
  5. Step 5: Solve for x
    x = 33,643,133,363.68/211,863.30
  6. Step 6: Final answer
    x = 158,796.42

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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.