Home / 234,153.05-351,190.28-84,365.42

Finding the Fourth Proportional to 234,153.05, 351,190.28 and 84,365.42

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Solution

The fourth proportional to 234,153.05, 351,190.28 and 84,365.42 is: 126,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,153.05 : 351,190.28 = 84,365.42 : x
  2. Step 2: Convert to fraction form
    234,153.05/351,190.28 = 84,365.42/x
  3. Step 3: Cross multiply
    234,153.05x = 351,190.28 × 84,365.42
  4. Step 4: Simplify right side
    234,153.05x = 29,628,313,927.08
  5. Step 5: Solve for x
    x = 29,628,313,927.08/234,153.05
  6. Step 6: Final answer
    x = 126,533.97

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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.