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Finding the Fourth Proportional to 239,173.63, 330,059.60 and 131,743.33

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Solution

The fourth proportional to 239,173.63, 330,059.60 and 131,743.33 is: 181,805.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,173.63 : 330,059.60 = 131,743.33 : x
  2. Step 2: Convert to fraction form
    239,173.63/330,059.60 = 131,743.33/x
  3. Step 3: Cross multiply
    239,173.63x = 330,059.60 × 131,743.33
  4. Step 4: Simplify right side
    239,173.63x = 43,483,150,802.47
  5. Step 5: Solve for x
    x = 43,483,150,802.47/239,173.63
  6. Step 6: Final answer
    x = 181,805.79

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1.5x scale

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.