Home / 85,860.12-118,494.48-50,049.39

Finding the Fourth Proportional to 85,860.12, 118,494.48 and 50,049.39

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Solution

The fourth proportional to 85,860.12, 118,494.48 and 50,049.39 is: 69,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,860.12 : 118,494.48 = 50,049.39 : x
  2. Step 2: Convert to fraction form
    85,860.12/118,494.48 = 50,049.39/x
  3. Step 3: Cross multiply
    85,860.12x = 118,494.48 × 50,049.39
  4. Step 4: Simplify right side
    85,860.12x = 5,930,576,442.37
  5. Step 5: Solve for x
    x = 5,930,576,442.37/85,860.12
  6. Step 6: Final answer
    x = 69,072.54

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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.