Home / 75,877.08-113,717.20-50,879.67

Finding the Fourth Proportional to 75,877.08, 113,717.20 and 50,879.67

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Solution

The fourth proportional to 75,877.08, 113,717.20 and 50,879.67 is: 76,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,877.08 : 113,717.20 = 50,879.67 : x
  2. Step 2: Convert to fraction form
    75,877.08/113,717.20 = 50,879.67/x
  3. Step 3: Cross multiply
    75,877.08x = 113,717.20 × 50,879.67
  4. Step 4: Simplify right side
    75,877.08x = 5,785,893,609.32
  5. Step 5: Solve for x
    x = 5,785,893,609.32/75,877.08
  6. Step 6: Final answer
    x = 76,253.51

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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.