Home / 125,629.88-188,395.58-50,736.04

Finding the Fourth Proportional to 125,629.88, 188,395.58 and 50,736.04

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Solution

The fourth proportional to 125,629.88, 188,395.58 and 50,736.04 is: 76,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,629.88 : 188,395.58 = 50,736.04 : x
  2. Step 2: Convert to fraction form
    125,629.88/188,395.58 = 50,736.04/x
  3. Step 3: Cross multiply
    125,629.88x = 188,395.58 × 50,736.04
  4. Step 4: Simplify right side
    125,629.88x = 9,558,445,682.70
  5. Step 5: Solve for x
    x = 9,558,445,682.70/125,629.88
  6. Step 6: Final answer
    x = 76,084.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.