Home / 125,742.26-188,636.72-41,508.29

Finding the Fourth Proportional to 125,742.26, 188,636.72 and 41,508.29

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Solution

The fourth proportional to 125,742.26, 188,636.72 and 41,508.29 is: 62,270.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,742.26 : 188,636.72 = 41,508.29 : x
  2. Step 2: Convert to fraction form
    125,742.26/188,636.72 = 41,508.29/x
  3. Step 3: Cross multiply
    125,742.26x = 188,636.72 × 41,508.29
  4. Step 4: Simplify right side
    125,742.26x = 7,829,987,942.46
  5. Step 5: Solve for x
    x = 7,829,987,942.46/125,742.26
  6. Step 6: Final answer
    x = 62,270.14

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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.