Home / 69,133.98-103,716.09-22,391.58

Finding the Fourth Proportional to 69,133.98, 103,716.09 and 22,391.58

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Solution

The fourth proportional to 69,133.98, 103,716.09 and 22,391.58 is: 33,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,133.98 : 103,716.09 = 22,391.58 : x
  2. Step 2: Convert to fraction form
    69,133.98/103,716.09 = 22,391.58/x
  3. Step 3: Cross multiply
    69,133.98x = 103,716.09 × 22,391.58
  4. Step 4: Simplify right side
    69,133.98x = 2,322,367,126.52
  5. Step 5: Solve for x
    x = 2,322,367,126.52/69,133.98
  6. Step 6: Final answer
    x = 33,592.27

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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.