Home / 69,422.03-104,166.26-66,497.12

Finding the Fourth Proportional to 69,422.03, 104,166.26 and 66,497.12

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Solution

The fourth proportional to 69,422.03, 104,166.26 and 66,497.12 is: 99,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,422.03 : 104,166.26 = 66,497.12 : x
  2. Step 2: Convert to fraction form
    69,422.03/104,166.26 = 66,497.12/x
  3. Step 3: Cross multiply
    69,422.03x = 104,166.26 × 66,497.12
  4. Step 4: Simplify right side
    69,422.03x = 6,926,755,958.69
  5. Step 5: Solve for x
    x = 6,926,755,958.69/69,422.03
  6. Step 6: Final answer
    x = 99,777.49

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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.