Home / 75,710.22-113,512.28-33,567.54

Finding the Fourth Proportional to 75,710.22, 113,512.28 and 33,567.54

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Solution

The fourth proportional to 75,710.22, 113,512.28 and 33,567.54 is: 50,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,710.22 : 113,512.28 = 33,567.54 : x
  2. Step 2: Convert to fraction form
    75,710.22/113,512.28 = 33,567.54/x
  3. Step 3: Cross multiply
    75,710.22x = 113,512.28 × 33,567.54
  4. Step 4: Simplify right side
    75,710.22x = 3,810,327,999.39
  5. Step 5: Solve for x
    x = 3,810,327,999.39/75,710.22
  6. Step 6: Final answer
    x = 50,327.79

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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.