Home / 73,185.21-100,958.58-48,987.18

Finding the Fourth Proportional to 73,185.21, 100,958.58 and 48,987.18

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Solution

The fourth proportional to 73,185.21, 100,958.58 and 48,987.18 is: 67,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,185.21 : 100,958.58 = 48,987.18 : x
  2. Step 2: Convert to fraction form
    73,185.21/100,958.58 = 48,987.18/x
  3. Step 3: Cross multiply
    73,185.21x = 100,958.58 × 48,987.18
  4. Step 4: Simplify right side
    73,185.21x = 4,945,676,131.00
  5. Step 5: Solve for x
    x = 4,945,676,131.00/73,185.21
  6. Step 6: Final answer
    x = 67,577.54

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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.