Home / 125,321.08-188,020.62-41,081.96

Finding the Fourth Proportional to 125,321.08, 188,020.62 and 41,081.96

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Solution

The fourth proportional to 125,321.08, 188,020.62 and 41,081.96 is: 61,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,321.08 : 188,020.62 = 41,081.96 : x
  2. Step 2: Convert to fraction form
    125,321.08/188,020.62 = 41,081.96/x
  3. Step 3: Cross multiply
    125,321.08x = 188,020.62 × 41,081.96
  4. Step 4: Simplify right side
    125,321.08x = 7,724,255,590.02
  5. Step 5: Solve for x
    x = 7,724,255,590.02/125,321.08
  6. Step 6: Final answer
    x = 61,635.72

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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.