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Finding the Fourth Proportional to 241,247.82, 332,915.56 and 139,269.82

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Solution

The fourth proportional to 241,247.82, 332,915.56 and 139,269.82 is: 192,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,247.82 : 332,915.56 = 139,269.82 : x
  2. Step 2: Convert to fraction form
    241,247.82/332,915.56 = 139,269.82/x
  3. Step 3: Cross multiply
    241,247.82x = 332,915.56 × 139,269.82
  4. Step 4: Simplify right side
    241,247.82x = 46,365,090,116.40
  5. Step 5: Solve for x
    x = 46,365,090,116.40/241,247.82
  6. Step 6: Final answer
    x = 192,188.64

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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.