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Finding the Fourth Proportional to 233,940.50, 322,836.26 and 126,508.98

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Solution

The fourth proportional to 233,940.50, 322,836.26 and 126,508.98 is: 174,581.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,940.50 : 322,836.26 = 126,508.98 : x
  2. Step 2: Convert to fraction form
    233,940.50/322,836.26 = 126,508.98/x
  3. Step 3: Cross multiply
    233,940.50x = 322,836.26 × 126,508.98
  4. Step 4: Simplify right side
    233,940.50x = 40,841,685,327.07
  5. Step 5: Solve for x
    x = 40,841,685,327.07/233,940.50
  6. Step 6: Final answer
    x = 174,581.51

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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.