Home / 66,845.42-100,268.26-27,395.45

Finding the Fourth Proportional to 66,845.42, 100,268.26 and 27,395.45

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Solution

The fourth proportional to 66,845.42, 100,268.26 and 27,395.45 is: 41,093.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,845.42 : 100,268.26 = 27,395.45 : x
  2. Step 2: Convert to fraction form
    66,845.42/100,268.26 = 27,395.45/x
  3. Step 3: Cross multiply
    66,845.42x = 100,268.26 × 27,395.45
  4. Step 4: Simplify right side
    66,845.42x = 2,746,893,533.59
  5. Step 5: Solve for x
    x = 2,746,893,533.59/66,845.42
  6. Step 6: Final answer
    x = 41,093.22

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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.