Home / 125,395.50-188,096.14-30,626.47

Finding the Fourth Proportional to 125,395.50, 188,096.14 and 30,626.47

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Solution

The fourth proportional to 125,395.50, 188,096.14 and 30,626.47 is: 45,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,395.50 : 188,096.14 = 30,626.47 : x
  2. Step 2: Convert to fraction form
    125,395.50/188,096.14 = 30,626.47/x
  3. Step 3: Cross multiply
    125,395.50x = 188,096.14 × 30,626.47
  4. Step 4: Simplify right side
    125,395.50x = 5,760,720,976.09
  5. Step 5: Solve for x
    x = 5,760,720,976.09/125,395.50
  6. Step 6: Final answer
    x = 45,940.41

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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.