Home / 125,640.16-188,488.04-41,396.92

Finding the Fourth Proportional to 125,640.16, 188,488.04 and 41,396.92

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Solution

The fourth proportional to 125,640.16, 188,488.04 and 41,396.92 is: 62,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,640.16 : 188,488.04 = 41,396.92 : x
  2. Step 2: Convert to fraction form
    125,640.16/188,488.04 = 41,396.92/x
  3. Step 3: Cross multiply
    125,640.16x = 188,488.04 × 41,396.92
  4. Step 4: Simplify right side
    125,640.16x = 7,802,823,634.63
  5. Step 5: Solve for x
    x = 7,802,823,634.63/125,640.16
  6. Step 6: Final answer
    x = 62,104.54

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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.