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Finding the Fourth Proportional to 125,504.56, 188,216.88 and 41,245.26

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Solution

The fourth proportional to 125,504.56, 188,216.88 and 41,245.26 is: 61,854.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,504.56 : 188,216.88 = 41,245.26 : x
  2. Step 2: Convert to fraction form
    125,504.56/188,216.88 = 41,245.26/x
  3. Step 3: Cross multiply
    125,504.56x = 188,216.88 × 41,245.26
  4. Step 4: Simplify right side
    125,504.56x = 7,763,054,151.99
  5. Step 5: Solve for x
    x = 7,763,054,151.99/125,504.56
  6. Step 6: Final answer
    x = 61,854.76

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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.