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Finding the Fourth Proportional to 241,092.05, 332,710.07 and 139,138.70

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Solution

The fourth proportional to 241,092.05, 332,710.07 and 139,138.70 is: 192,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,092.05 : 332,710.07 = 139,138.70 : x
  2. Step 2: Convert to fraction form
    241,092.05/332,710.07 = 139,138.70/x
  3. Step 3: Cross multiply
    241,092.05x = 332,710.07 × 139,138.70
  4. Step 4: Simplify right side
    241,092.05x = 46,292,844,257.47
  5. Step 5: Solve for x
    x = 46,292,844,257.47/241,092.05
  6. Step 6: Final answer
    x = 192,013.16

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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.