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Finding the Fourth Proportional to 234,171.84, 351,258 and 109,600.32

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Solution

The fourth proportional to 234,171.84, 351,258 and 109,600.32 is: 164,400.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,171.84 : 351,258 = 109,600.32 : x
  2. Step 2: Convert to fraction form
    234,171.84/351,258 = 109,600.32/x
  3. Step 3: Cross multiply
    234,171.84x = 351,258 × 109,600.32
  4. Step 4: Simplify right side
    234,171.84x = 38,497,989,202.56
  5. Step 5: Solve for x
    x = 38,497,989,202.56/234,171.84
  6. Step 6: Final answer
    x = 164,400.59

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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.