Home / 230,896.49-346,320.36-109,287.90

Finding the Fourth Proportional to 230,896.49, 346,320.36 and 109,287.90

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Solution

The fourth proportional to 230,896.49, 346,320.36 and 109,287.90 is: 163,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,896.49 : 346,320.36 = 109,287.90 : x
  2. Step 2: Convert to fraction form
    230,896.49/346,320.36 = 109,287.90/x
  3. Step 3: Cross multiply
    230,896.49x = 346,320.36 × 109,287.90
  4. Step 4: Simplify right side
    230,896.49x = 37,848,624,871.64
  5. Step 5: Solve for x
    x = 37,848,624,871.64/230,896.49
  6. Step 6: Final answer
    x = 163,920.32

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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.