Home / 200,579.85-276,759.29-118,872.11

Finding the Fourth Proportional to 200,579.85, 276,759.29 and 118,872.11

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Solution

The fourth proportional to 200,579.85, 276,759.29 and 118,872.11 is: 164,019.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,579.85 : 276,759.29 = 118,872.11 : x
  2. Step 2: Convert to fraction form
    200,579.85/276,759.29 = 118,872.11/x
  3. Step 3: Cross multiply
    200,579.85x = 276,759.29 × 118,872.11
  4. Step 4: Simplify right side
    200,579.85x = 32,898,958,786.24
  5. Step 5: Solve for x
    x = 32,898,958,786.24/200,579.85
  6. Step 6: Final answer
    x = 164,019.26

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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.