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Finding the Fourth Proportional to 233,803.38, 350,618.87 and 84,003.46

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Solution

The fourth proportional to 233,803.38, 350,618.87 and 84,003.46 is: 125,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,803.38 : 350,618.87 = 84,003.46 : x
  2. Step 2: Convert to fraction form
    233,803.38/350,618.87 = 84,003.46/x
  3. Step 3: Cross multiply
    233,803.38x = 350,618.87 × 84,003.46
  4. Step 4: Simplify right side
    233,803.38x = 29,453,197,801.27
  5. Step 5: Solve for x
    x = 29,453,197,801.27/233,803.38
  6. Step 6: Final answer
    x = 125,974.22

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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.