Home / 250,274.22-345,383.99-142,842.07

Finding the Fourth Proportional to 250,274.22, 345,383.99 and 142,842.07

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Solution

The fourth proportional to 250,274.22, 345,383.99 and 142,842.07 is: 197,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,274.22 : 345,383.99 = 142,842.07 : x
  2. Step 2: Convert to fraction form
    250,274.22/345,383.99 = 142,842.07/x
  3. Step 3: Cross multiply
    250,274.22x = 345,383.99 × 142,842.07
  4. Step 4: Simplify right side
    250,274.22x = 49,335,364,076.46
  5. Step 5: Solve for x
    x = 49,335,364,076.46/250,274.22
  6. Step 6: Final answer
    x = 197,125.23

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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.