Home / 125,736.66-188,626.83-50,853.78

Finding the Fourth Proportional to 125,736.66, 188,626.83 and 50,853.78

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Solution

The fourth proportional to 125,736.66, 188,626.83 and 50,853.78 is: 76,289.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,736.66 : 188,626.83 = 50,853.78 : x
  2. Step 2: Convert to fraction form
    125,736.66/188,626.83 = 50,853.78/x
  3. Step 3: Cross multiply
    125,736.66x = 188,626.83 × 50,853.78
  4. Step 4: Simplify right side
    125,736.66x = 9,592,387,314.92
  5. Step 5: Solve for x
    x = 9,592,387,314.92/125,736.66
  6. Step 6: Final answer
    x = 76,289.50

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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.