Home / 67,115.21-100,610.19-22,711.07

Finding the Fourth Proportional to 67,115.21, 100,610.19 and 22,711.07

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Solution

The fourth proportional to 67,115.21, 100,610.19 and 22,711.07 is: 34,045.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,115.21 : 100,610.19 = 22,711.07 : x
  2. Step 2: Convert to fraction form
    67,115.21/100,610.19 = 22,711.07/x
  3. Step 3: Cross multiply
    67,115.21x = 100,610.19 × 22,711.07
  4. Step 4: Simplify right side
    67,115.21x = 2,284,964,564.75
  5. Step 5: Solve for x
    x = 2,284,964,564.75/67,115.21
  6. Step 6: Final answer
    x = 34,045.41

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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.