Home / 118,926.20-178,388.49-28,967.84

Finding the Fourth Proportional to 118,926.20, 178,388.49 and 28,967.84

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Solution

The fourth proportional to 118,926.20, 178,388.49 and 28,967.84 is: 43,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,926.20 : 178,388.49 = 28,967.84 : x
  2. Step 2: Convert to fraction form
    118,926.20/178,388.49 = 28,967.84/x
  3. Step 3: Cross multiply
    118,926.20x = 178,388.49 × 28,967.84
  4. Step 4: Simplify right side
    118,926.20x = 5,167,529,236.16
  5. Step 5: Solve for x
    x = 5,167,529,236.16/118,926.20
  6. Step 6: Final answer
    x = 43,451.56

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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.