Home / 84,725.34-126,887.63-73,571.41

Finding the Fourth Proportional to 84,725.34, 126,887.63 and 73,571.41

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Solution

The fourth proportional to 84,725.34, 126,887.63 and 73,571.41 is: 110,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,725.34 : 126,887.63 = 73,571.41 : x
  2. Step 2: Convert to fraction form
    84,725.34/126,887.63 = 73,571.41/x
  3. Step 3: Cross multiply
    84,725.34x = 126,887.63 × 73,571.41
  4. Step 4: Simplify right side
    84,725.34x = 9,335,301,850.66
  5. Step 5: Solve for x
    x = 9,335,301,850.66/84,725.34
  6. Step 6: Final answer
    x = 110,183.12

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1.5x scale

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.