Home / 118,927.26-178,390.44-30,180.42

Finding the Fourth Proportional to 118,927.26, 178,390.44 and 30,180.42

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Solution

The fourth proportional to 118,927.26, 178,390.44 and 30,180.42 is: 45,270.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,927.26 : 178,390.44 = 30,180.42 : x
  2. Step 2: Convert to fraction form
    118,927.26/178,390.44 = 30,180.42/x
  3. Step 3: Cross multiply
    118,927.26x = 178,390.44 × 30,180.42
  4. Step 4: Simplify right side
    118,927.26x = 5,383,898,403.18
  5. Step 5: Solve for x
    x = 5,383,898,403.18/118,927.26
  6. Step 6: Final answer
    x = 45,270.52

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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.