Home / 85,336.26-117,759.72-47,603.22

Finding the Fourth Proportional to 85,336.26, 117,759.72 and 47,603.22

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Solution

The fourth proportional to 85,336.26, 117,759.72 and 47,603.22 is: 65,690.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,336.26 : 117,759.72 = 47,603.22 : x
  2. Step 2: Convert to fraction form
    85,336.26/117,759.72 = 47,603.22/x
  3. Step 3: Cross multiply
    85,336.26x = 117,759.72 × 47,603.22
  4. Step 4: Simplify right side
    85,336.26x = 5,605,741,858.30
  5. Step 5: Solve for x
    x = 5,605,741,858.30/85,336.26
  6. Step 6: Final answer
    x = 65,690.03

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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.