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Finding the Fourth Proportional to 233,982.65, 351,010.69 and 100,900.73

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Solution

The fourth proportional to 233,982.65, 351,010.69 and 100,900.73 is: 151,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,982.65 : 351,010.69 = 100,900.73 : x
  2. Step 2: Convert to fraction form
    233,982.65/351,010.69 = 100,900.73/x
  3. Step 3: Cross multiply
    233,982.65x = 351,010.69 × 100,900.73
  4. Step 4: Simplify right side
    233,982.65x = 35,417,233,103.75
  5. Step 5: Solve for x
    x = 35,417,233,103.75/233,982.65
  6. Step 6: Final answer
    x = 151,366.92

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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.