Home / 126,974.47-190,327.42-46,961.02

Finding the Fourth Proportional to 126,974.47, 190,327.42 and 46,961.02

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Solution

The fourth proportional to 126,974.47, 190,327.42 and 46,961.02 is: 70,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,974.47 : 190,327.42 = 46,961.02 : x
  2. Step 2: Convert to fraction form
    126,974.47/190,327.42 = 46,961.02/x
  3. Step 3: Cross multiply
    126,974.47x = 190,327.42 × 46,961.02
  4. Step 4: Simplify right side
    126,974.47x = 8,937,969,003.19
  5. Step 5: Solve for x
    x = 8,937,969,003.19/126,974.47
  6. Step 6: Final answer
    x = 70,391.86

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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.