Home / 75,770.70-113,660.60-23,180.64

Finding the Fourth Proportional to 75,770.70, 113,660.60 and 23,180.64

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Solution

The fourth proportional to 75,770.70, 113,660.60 and 23,180.64 is: 34,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,770.70 : 113,660.60 = 23,180.64 : x
  2. Step 2: Convert to fraction form
    75,770.70/113,660.60 = 23,180.64/x
  3. Step 3: Cross multiply
    75,770.70x = 113,660.60 × 23,180.64
  4. Step 4: Simplify right side
    75,770.70x = 2,634,725,450.78
  5. Step 5: Solve for x
    x = 2,634,725,450.78/75,770.70
  6. Step 6: Final answer
    x = 34,772.35

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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.