Home / 135,676.75-187,236.26-75,250.03

Finding the Fourth Proportional to 135,676.75, 187,236.26 and 75,250.03

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Solution

The fourth proportional to 135,676.75, 187,236.26 and 75,250.03 is: 103,846.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,676.75 : 187,236.26 = 75,250.03 : x
  2. Step 2: Convert to fraction form
    135,676.75/187,236.26 = 75,250.03/x
  3. Step 3: Cross multiply
    135,676.75x = 187,236.26 × 75,250.03
  4. Step 4: Simplify right side
    135,676.75x = 14,089,533,805.84
  5. Step 5: Solve for x
    x = 14,089,533,805.84/135,676.75
  6. Step 6: Final answer
    x = 103,846.34

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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.