Home / 125,696.43-188,504.15-41,436.99

Finding the Fourth Proportional to 125,696.43, 188,504.15 and 41,436.99

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Solution

The fourth proportional to 125,696.43, 188,504.15 and 41,436.99 is: 62,142.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,696.43 : 188,504.15 = 41,436.99 : x
  2. Step 2: Convert to fraction form
    125,696.43/188,504.15 = 41,436.99/x
  3. Step 3: Cross multiply
    125,696.43x = 188,504.15 × 41,436.99
  4. Step 4: Simplify right side
    125,696.43x = 7,811,044,371.32
  5. Step 5: Solve for x
    x = 7,811,044,371.32/125,696.43
  6. Step 6: Final answer
    x = 62,142.13

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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.