Home / 84,093.28-126,131.73-34,176.37

Finding the Fourth Proportional to 84,093.28, 126,131.73 and 34,176.37

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Solution

The fourth proportional to 84,093.28, 126,131.73 and 34,176.37 is: 51,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,093.28 : 126,131.73 = 34,176.37 : x
  2. Step 2: Convert to fraction form
    84,093.28/126,131.73 = 34,176.37/x
  3. Step 3: Cross multiply
    84,093.28x = 126,131.73 × 34,176.37
  4. Step 4: Simplify right side
    84,093.28x = 4,310,724,673.22
  5. Step 5: Solve for x
    x = 4,310,724,673.22/84,093.28
  6. Step 6: Final answer
    x = 51,261.23

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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.