Home / 75,933.36-113,835.20-53,676.72

Finding the Fourth Proportional to 75,933.36, 113,835.20 and 53,676.72

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Solution

The fourth proportional to 75,933.36, 113,835.20 and 53,676.72 is: 80,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,933.36 : 113,835.20 = 53,676.72 : x
  2. Step 2: Convert to fraction form
    75,933.36/113,835.20 = 53,676.72/x
  3. Step 3: Cross multiply
    75,933.36x = 113,835.20 × 53,676.72
  4. Step 4: Simplify right side
    75,933.36x = 6,110,300,156.54
  5. Step 5: Solve for x
    x = 6,110,300,156.54/75,933.36
  6. Step 6: Final answer
    x = 80,469.25

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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.