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Finding the Fourth Proportional to 241,558.49, 333,391.73 and 139,643.03

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Solution

The fourth proportional to 241,558.49, 333,391.73 and 139,643.03 is: 192,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,558.49 : 333,391.73 = 139,643.03 : x
  2. Step 2: Convert to fraction form
    241,558.49/333,391.73 = 139,643.03/x
  3. Step 3: Cross multiply
    241,558.49x = 333,391.73 × 139,643.03
  4. Step 4: Simplify right side
    241,558.49x = 46,555,831,354.14
  5. Step 5: Solve for x
    x = 46,555,831,354.14/241,558.49
  6. Step 6: Final answer
    x = 192,731.09

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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.