Home / 125,381.82-187,940.43-41,119.95

Finding the Fourth Proportional to 125,381.82, 187,940.43 and 41,119.95

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Solution

The fourth proportional to 125,381.82, 187,940.43 and 41,119.95 is: 61,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,381.82 : 187,940.43 = 41,119.95 : x
  2. Step 2: Convert to fraction form
    125,381.82/187,940.43 = 41,119.95/x
  3. Step 3: Cross multiply
    125,381.82x = 187,940.43 × 41,119.95
  4. Step 4: Simplify right side
    125,381.82x = 7,728,101,084.58
  5. Step 5: Solve for x
    x = 7,728,101,084.58/125,381.82
  6. Step 6: Final answer
    x = 61,636.54

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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.