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Finding the Fourth Proportional to 234,599.67, 351,825.19 and 84,820.14

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Solution

The fourth proportional to 234,599.67, 351,825.19 and 84,820.14 is: 127,203.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,599.67 : 351,825.19 = 84,820.14 : x
  2. Step 2: Convert to fraction form
    234,599.67/351,825.19 = 84,820.14/x
  3. Step 3: Cross multiply
    234,599.67x = 351,825.19 × 84,820.14
  4. Step 4: Simplify right side
    234,599.67x = 29,841,861,659.28
  5. Step 5: Solve for x
    x = 29,841,861,659.28/234,599.67
  6. Step 6: Final answer
    x = 127,203.34

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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.