Home / 234,464.19-323,524.03-138,955.47

Finding the Fourth Proportional to 234,464.19, 323,524.03 and 138,955.47

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Solution

The fourth proportional to 234,464.19, 323,524.03 and 138,955.47 is: 191,736.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,464.19 : 323,524.03 = 138,955.47 : x
  2. Step 2: Convert to fraction form
    234,464.19/323,524.03 = 138,955.47/x
  3. Step 3: Cross multiply
    234,464.19x = 323,524.03 × 138,955.47
  4. Step 4: Simplify right side
    234,464.19x = 44,955,433,644.94
  5. Step 5: Solve for x
    x = 44,955,433,644.94/234,464.19
  6. Step 6: Final answer
    x = 191,736.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.