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Finding the Fourth Proportional to 234,325.51, 351,415.56 and 84,546.38

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Solution

The fourth proportional to 234,325.51, 351,415.56 and 84,546.38 is: 126,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,325.51 : 351,415.56 = 84,546.38 : x
  2. Step 2: Convert to fraction form
    234,325.51/351,415.56 = 84,546.38/x
  3. Step 3: Cross multiply
    234,325.51x = 351,415.56 × 84,546.38
  4. Step 4: Simplify right side
    234,325.51x = 29,710,914,669.26
  5. Step 5: Solve for x
    x = 29,710,914,669.26/234,325.51
  6. Step 6: Final answer
    x = 126,793.34

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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.