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Finding the Fourth Proportional to 233,940.41, 322,822.73 and 133,331.93

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Solution

The fourth proportional to 233,940.41, 322,822.73 and 133,331.93 is: 183,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,940.41 : 322,822.73 = 133,331.93 : x
  2. Step 2: Convert to fraction form
    233,940.41/322,822.73 = 133,331.93/x
  3. Step 3: Cross multiply
    233,940.41x = 322,822.73 × 133,331.93
  4. Step 4: Simplify right side
    233,940.41x = 43,042,577,638.77
  5. Step 5: Solve for x
    x = 43,042,577,638.77/233,940.41
  6. Step 6: Final answer
    x = 183,989.49

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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.