Home / 228,067.02-314,708.37-126,076.05

Finding the Fourth Proportional to 228,067.02, 314,708.37 and 126,076.05

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Solution

The fourth proportional to 228,067.02, 314,708.37 and 126,076.05 is: 173,971.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,067.02 : 314,708.37 = 126,076.05 : x
  2. Step 2: Convert to fraction form
    228,067.02/314,708.37 = 126,076.05/x
  3. Step 3: Cross multiply
    228,067.02x = 314,708.37 × 126,076.05
  4. Step 4: Simplify right side
    228,067.02x = 39,677,188,191.54
  5. Step 5: Solve for x
    x = 39,677,188,191.54/228,067.02
  6. Step 6: Final answer
    x = 173,971.62

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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.