Home / 233,845.25-322,491.20-153,243.50

Finding the Fourth Proportional to 233,845.25, 322,491.20 and 153,243.50

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Solution

The fourth proportional to 233,845.25, 322,491.20 and 153,243.50 is: 211,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,845.25 : 322,491.20 = 153,243.50 : x
  2. Step 2: Convert to fraction form
    233,845.25/322,491.20 = 153,243.50/x
  3. Step 3: Cross multiply
    233,845.25x = 322,491.20 × 153,243.50
  4. Step 4: Simplify right side
    233,845.25x = 49,419,677,828.53
  5. Step 5: Solve for x
    x = 49,419,677,828.53/233,845.25
  6. Step 6: Final answer
    x = 211,334.97

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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.