Home / 66,022.44-91,109.26-37,728.13

Finding the Fourth Proportional to 66,022.44, 91,109.26 and 37,728.13

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Solution

The fourth proportional to 66,022.44, 91,109.26 and 37,728.13 is: 52,063.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,022.44 : 91,109.26 = 37,728.13 : x
  2. Step 2: Convert to fraction form
    66,022.44/91,109.26 = 37,728.13/x
  3. Step 3: Cross multiply
    66,022.44x = 91,109.26 × 37,728.13
  4. Step 4: Simplify right side
    66,022.44x = 3,437,382,005.48
  5. Step 5: Solve for x
    x = 3,437,382,005.48/66,022.44
  6. Step 6: Final answer
    x = 52,063.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.