Home / 125,668.23-188,636.65-50,837.30

Finding the Fourth Proportional to 125,668.23, 188,636.65 and 50,837.30

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Solution

The fourth proportional to 125,668.23, 188,636.65 and 50,837.30 is: 76,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,668.23 : 188,636.65 = 50,837.30 : x
  2. Step 2: Convert to fraction form
    125,668.23/188,636.65 = 50,837.30/x
  3. Step 3: Cross multiply
    125,668.23x = 188,636.65 × 50,837.30
  4. Step 4: Simplify right side
    125,668.23x = 9,589,777,073.62
  5. Step 5: Solve for x
    x = 9,589,777,073.62/125,668.23
  6. Step 6: Final answer
    x = 76,310.27

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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.