Home / 75,727.38-113,604.58-25,129.46

Finding the Fourth Proportional to 75,727.38, 113,604.58 and 25,129.46

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Solution

The fourth proportional to 75,727.38, 113,604.58 and 25,129.46 is: 37,698.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,727.38 : 113,604.58 = 25,129.46 : x
  2. Step 2: Convert to fraction form
    75,727.38/113,604.58 = 25,129.46/x
  3. Step 3: Cross multiply
    75,727.38x = 113,604.58 × 25,129.46
  4. Step 4: Simplify right side
    75,727.38x = 2,854,821,748.93
  5. Step 5: Solve for x
    x = 2,854,821,748.93/75,727.38
  6. Step 6: Final answer
    x = 37,698.67

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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.