Home / 126,453.44-174,303.06-85,604.68

Finding the Fourth Proportional to 126,453.44, 174,303.06 and 85,604.68

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Solution

The fourth proportional to 126,453.44, 174,303.06 and 85,604.68 is: 117,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,453.44 : 174,303.06 = 85,604.68 : x
  2. Step 2: Convert to fraction form
    126,453.44/174,303.06 = 85,604.68/x
  3. Step 3: Cross multiply
    126,453.44x = 174,303.06 × 85,604.68
  4. Step 4: Simplify right side
    126,453.44x = 14,921,157,571.18
  5. Step 5: Solve for x
    x = 14,921,157,571.18/126,453.44
  6. Step 6: Final answer
    x = 117,997.25

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1.5x scale

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.