Home / 234,850.32-352,314.60-77,036.40

Finding the Fourth Proportional to 234,850.32, 352,314.60 and 77,036.40

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Solution

The fourth proportional to 234,850.32, 352,314.60 and 77,036.40 is: 115,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,850.32 : 352,314.60 = 77,036.40 : x
  2. Step 2: Convert to fraction form
    234,850.32/352,314.60 = 77,036.40/x
  3. Step 3: Cross multiply
    234,850.32x = 352,314.60 × 77,036.40
  4. Step 4: Simplify right side
    234,850.32x = 27,141,048,451.44
  5. Step 5: Solve for x
    x = 27,141,048,451.44/234,850.32
  6. Step 6: Final answer
    x = 115,567.43

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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.