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Finding the Fourth Proportional to 234,808.88, 324,036.25 and 134,226.32

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Solution

The fourth proportional to 234,808.88, 324,036.25 and 134,226.32 is: 185,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,808.88 : 324,036.25 = 134,226.32 : x
  2. Step 2: Convert to fraction form
    234,808.88/324,036.25 = 134,226.32/x
  3. Step 3: Cross multiply
    234,808.88x = 324,036.25 × 134,226.32
  4. Step 4: Simplify right side
    234,808.88x = 43,494,191,428.35
  5. Step 5: Solve for x
    x = 43,494,191,428.35/234,808.88
  6. Step 6: Final answer
    x = 185,232.31

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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.