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Finding the Fourth Proportional to 233,799.21, 350,768.07 and 98,876.50

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Solution

The fourth proportional to 233,799.21, 350,768.07 and 98,876.50 is: 148,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,799.21 : 350,768.07 = 98,876.50 : x
  2. Step 2: Convert to fraction form
    233,799.21/350,768.07 = 98,876.50/x
  3. Step 3: Cross multiply
    233,799.21x = 350,768.07 × 98,876.50
  4. Step 4: Simplify right side
    233,799.21x = 34,682,718,196.43
  5. Step 5: Solve for x
    x = 34,682,718,196.43/233,799.21
  6. Step 6: Final answer
    x = 148,344.04

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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.