Home / 82,240.64-113,493.60-48,273.44

Finding the Fourth Proportional to 82,240.64, 113,493.60 and 48,273.44

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Solution

The fourth proportional to 82,240.64, 113,493.60 and 48,273.44 is: 66,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,240.64 : 113,493.60 = 48,273.44 : x
  2. Step 2: Convert to fraction form
    82,240.64/113,493.60 = 48,273.44/x
  3. Step 3: Cross multiply
    82,240.64x = 113,493.60 × 48,273.44
  4. Step 4: Simplify right side
    82,240.64x = 5,478,726,489.98
  5. Step 5: Solve for x
    x = 5,478,726,489.98/82,240.64
  6. Step 6: Final answer
    x = 66,618.24

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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.