Home / 126,076.51-189,142.44-37,336.96

Finding the Fourth Proportional to 126,076.51, 189,142.44 and 37,336.96

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Solution

The fourth proportional to 126,076.51, 189,142.44 and 37,336.96 is: 56,013.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,076.51 : 189,142.44 = 37,336.96 : x
  2. Step 2: Convert to fraction form
    126,076.51/189,142.44 = 37,336.96/x
  3. Step 3: Cross multiply
    126,076.51x = 189,142.44 × 37,336.96
  4. Step 4: Simplify right side
    126,076.51x = 7,062,003,716.58
  5. Step 5: Solve for x
    x = 7,062,003,716.58/126,076.51
  6. Step 6: Final answer
    x = 56,013.64

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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.