Home / 113,765.40-170,745.30-50,682.60

Finding the Fourth Proportional to 113,765.40, 170,745.30 and 50,682.60

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Solution

The fourth proportional to 113,765.40, 170,745.30 and 50,682.60 is: 76,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,765.40 : 170,745.30 = 50,682.60 : x
  2. Step 2: Convert to fraction form
    113,765.40/170,745.30 = 50,682.60/x
  3. Step 3: Cross multiply
    113,765.40x = 170,745.30 × 50,682.60
  4. Step 4: Simplify right side
    113,765.40x = 8,653,815,741.78
  5. Step 5: Solve for x
    x = 8,653,815,741.78/113,765.40
  6. Step 6: Final answer
    x = 76,067.20

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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.