Home / 85,297.20-117,704.83-47,057.24

Finding the Fourth Proportional to 85,297.20, 117,704.83 and 47,057.24

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Solution

The fourth proportional to 85,297.20, 117,704.83 and 47,057.24 is: 64,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,297.20 : 117,704.83 = 47,057.24 : x
  2. Step 2: Convert to fraction form
    85,297.20/117,704.83 = 47,057.24/x
  3. Step 3: Cross multiply
    85,297.20x = 117,704.83 × 47,057.24
  4. Step 4: Simplify right side
    85,297.20x = 5,538,864,434.47
  5. Step 5: Solve for x
    x = 5,538,864,434.47/85,297.20
  6. Step 6: Final answer
    x = 64,936.06

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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.