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Finding the Fourth Proportional to 233,718.37, 350,767.55 and 132,580.55

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Solution

The fourth proportional to 233,718.37, 350,767.55 and 132,580.55 is: 198,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,718.37 : 350,767.55 = 132,580.55 : x
  2. Step 2: Convert to fraction form
    233,718.37/350,767.55 = 132,580.55/x
  3. Step 3: Cross multiply
    233,718.37x = 350,767.55 × 132,580.55
  4. Step 4: Simplify right side
    233,718.37x = 46,504,954,915.17
  5. Step 5: Solve for x
    x = 46,504,954,915.17/233,718.37
  6. Step 6: Final answer
    x = 198,978.61

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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.