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Finding the Fourth Proportional to 233,930.25, 350,953.83 and 67,718.25

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Solution

The fourth proportional to 233,930.25, 350,953.83 and 67,718.25 is: 101,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,930.25 : 350,953.83 = 67,718.25 : x
  2. Step 2: Convert to fraction form
    233,930.25/350,953.83 = 67,718.25/x
  3. Step 3: Cross multiply
    233,930.25x = 350,953.83 × 67,718.25
  4. Step 4: Simplify right side
    233,930.25x = 23,765,979,198.40
  5. Step 5: Solve for x
    x = 23,765,979,198.40/233,930.25
  6. Step 6: Final answer
    x = 101,594.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.