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Finding the Fourth Proportional to 67,382.80, 101,083.20 and 22,998.40

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Solution

The fourth proportional to 67,382.80, 101,083.20 and 22,998.40 is: 34,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,382.80 : 101,083.20 = 22,998.40 : x
  2. Step 2: Convert to fraction form
    67,382.80/101,083.20 = 22,998.40/x
  3. Step 3: Cross multiply
    67,382.80x = 101,083.20 × 22,998.40
  4. Step 4: Simplify right side
    67,382.80x = 2,324,751,866.88
  5. Step 5: Solve for x
    x = 2,324,751,866.88/67,382.80
  6. Step 6: Final answer
    x = 34,500.67

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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.