Home / 85,307.67-117,725.00-47,067.22

Finding the Fourth Proportional to 85,307.67, 117,725.00 and 47,067.22

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Solution

The fourth proportional to 85,307.67, 117,725.00 and 47,067.22 is: 64,952.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,307.67 : 117,725.00 = 47,067.22 : x
  2. Step 2: Convert to fraction form
    85,307.67/117,725.00 = 47,067.22/x
  3. Step 3: Cross multiply
    85,307.67x = 117,725.00 × 47,067.22
  4. Step 4: Simplify right side
    85,307.67x = 5,540,987,650.54
  5. Step 5: Solve for x
    x = 5,540,987,650.54/85,307.67
  6. Step 6: Final answer
    x = 64,952.98

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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.