Home / 75,333.92-113,037.75-30,353.40

Finding the Fourth Proportional to 75,333.92, 113,037.75 and 30,353.40

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Solution

The fourth proportional to 75,333.92, 113,037.75 and 30,353.40 is: 45,544.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,333.92 : 113,037.75 = 30,353.40 : x
  2. Step 2: Convert to fraction form
    75,333.92/113,037.75 = 30,353.40/x
  3. Step 3: Cross multiply
    75,333.92x = 113,037.75 × 30,353.40
  4. Step 4: Simplify right side
    75,333.92x = 3,431,080,040.85
  5. Step 5: Solve for x
    x = 3,431,080,040.85/75,333.92
  6. Step 6: Final answer
    x = 45,544.96

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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.