Home / 85,307.44-117,723.94-47,069.37

Finding the Fourth Proportional to 85,307.44, 117,723.94 and 47,069.37

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Solution

The fourth proportional to 85,307.44, 117,723.94 and 47,069.37 is: 64,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,307.44 : 117,723.94 = 47,069.37 : x
  2. Step 2: Convert to fraction form
    85,307.44/117,723.94 = 47,069.37/x
  3. Step 3: Cross multiply
    85,307.44x = 117,723.94 × 47,069.37
  4. Step 4: Simplify right side
    85,307.44x = 5,541,190,865.75
  5. Step 5: Solve for x
    x = 5,541,190,865.75/85,307.44
  6. Step 6: Final answer
    x = 64,955.54

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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.