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Finding the Fourth Proportional to 234,190.44, 323,243.36 and 152,721.77

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Solution

The fourth proportional to 234,190.44, 323,243.36 and 152,721.77 is: 210,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,190.44 : 323,243.36 = 152,721.77 : x
  2. Step 2: Convert to fraction form
    234,190.44/323,243.36 = 152,721.77/x
  3. Step 3: Cross multiply
    234,190.44x = 323,243.36 × 152,721.77
  4. Step 4: Simplify right side
    234,190.44x = 49,366,296,272.83
  5. Step 5: Solve for x
    x = 49,366,296,272.83/234,190.44
  6. Step 6: Final answer
    x = 210,795.52

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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.