Home / 194,509.28-268,412.43-108,477.09

Finding the Fourth Proportional to 194,509.28, 268,412.43 and 108,477.09

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Solution

The fourth proportional to 194,509.28, 268,412.43 and 108,477.09 is: 149,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,509.28 : 268,412.43 = 108,477.09 : x
  2. Step 2: Convert to fraction form
    194,509.28/268,412.43 = 108,477.09/x
  3. Step 3: Cross multiply
    194,509.28x = 268,412.43 × 108,477.09
  4. Step 4: Simplify right side
    194,509.28x = 29,116,599,733.02
  5. Step 5: Solve for x
    x = 29,116,599,733.02/194,509.28
  6. Step 6: Final answer
    x = 149,692.60

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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.