Home / 234,865.32-324,092.74-139,355.56

Finding the Fourth Proportional to 234,865.32, 324,092.74 and 139,355.56

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Solution

The fourth proportional to 234,865.32, 324,092.74 and 139,355.56 is: 192,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,865.32 : 324,092.74 = 139,355.56 : x
  2. Step 2: Convert to fraction form
    234,865.32/324,092.74 = 139,355.56/x
  3. Step 3: Cross multiply
    234,865.32x = 324,092.74 × 139,355.56
  4. Step 4: Simplify right side
    234,865.32x = 45,164,125,274.63
  5. Step 5: Solve for x
    x = 45,164,125,274.63/234,865.32
  6. Step 6: Final answer
    x = 192,297.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.