Home / 234,927.36-324,355.86-139,464.72

Finding the Fourth Proportional to 234,927.36, 324,355.86 and 139,464.72

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Solution

The fourth proportional to 234,927.36, 324,355.86 and 139,464.72 is: 192,553.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,927.36 : 324,355.86 = 139,464.72 : x
  2. Step 2: Convert to fraction form
    234,927.36/324,355.86 = 139,464.72/x
  3. Step 3: Cross multiply
    234,927.36x = 324,355.86 × 139,464.72
  4. Step 4: Simplify right side
    234,927.36x = 45,236,199,195.26
  5. Step 5: Solve for x
    x = 45,236,199,195.26/234,927.36
  6. Step 6: Final answer
    x = 192,553.98

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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.