Home / 82,014.12-113,207.44-50,993.64

Finding the Fourth Proportional to 82,014.12, 113,207.44 and 50,993.64

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Solution

The fourth proportional to 82,014.12, 113,207.44 and 50,993.64 is: 70,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,014.12 : 113,207.44 = 50,993.64 : x
  2. Step 2: Convert to fraction form
    82,014.12/113,207.44 = 50,993.64/x
  3. Step 3: Cross multiply
    82,014.12x = 113,207.44 × 50,993.64
  4. Step 4: Simplify right side
    82,014.12x = 5,772,859,440.68
  5. Step 5: Solve for x
    x = 5,772,859,440.68/82,014.12
  6. Step 6: Final answer
    x = 70,388.60

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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.