Home / 66,301.26-91,466.82-43,611.12

Finding the Fourth Proportional to 66,301.26, 91,466.82 and 43,611.12

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Solution

The fourth proportional to 66,301.26, 91,466.82 and 43,611.12 is: 60,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,301.26 : 91,466.82 = 43,611.12 : x
  2. Step 2: Convert to fraction form
    66,301.26/91,466.82 = 43,611.12/x
  3. Step 3: Cross multiply
    66,301.26x = 91,466.82 × 43,611.12
  4. Step 4: Simplify right side
    66,301.26x = 3,988,970,463.04
  5. Step 5: Solve for x
    x = 3,988,970,463.04/66,301.26
  6. Step 6: Final answer
    x = 60,164.32

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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.