Home / 66,775.22-100,017.24-33,437.12

Finding the Fourth Proportional to 66,775.22, 100,017.24 and 33,437.12

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Solution

The fourth proportional to 66,775.22, 100,017.24 and 33,437.12 is: 50,082.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,775.22 : 100,017.24 = 33,437.12 : x
  2. Step 2: Convert to fraction form
    66,775.22/100,017.24 = 33,437.12/x
  3. Step 3: Cross multiply
    66,775.22x = 100,017.24 × 33,437.12
  4. Step 4: Simplify right side
    66,775.22x = 3,344,288,455.95
  5. Step 5: Solve for x
    x = 3,344,288,455.95/66,775.22
  6. Step 6: Final answer
    x = 50,082.78

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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.