Home / 125,516.88-188,235.44-41,257.60

Finding the Fourth Proportional to 125,516.88, 188,235.44 and 41,257.60

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Solution

The fourth proportional to 125,516.88, 188,235.44 and 41,257.60 is: 61,873.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,516.88 : 188,235.44 = 41,257.60 : x
  2. Step 2: Convert to fraction form
    125,516.88/188,235.44 = 41,257.60/x
  3. Step 3: Cross multiply
    125,516.88x = 188,235.44 × 41,257.60
  4. Step 4: Simplify right side
    125,516.88x = 7,766,142,489.34
  5. Step 5: Solve for x
    x = 7,766,142,489.34/125,516.88
  6. Step 6: Final answer
    x = 61,873.29

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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.