Home / 73,083.66-109,559.87-28,742.23

Finding the Fourth Proportional to 73,083.66, 109,559.87 and 28,742.23

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Solution

The fourth proportional to 73,083.66, 109,559.87 and 28,742.23 is: 43,087.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,083.66 : 109,559.87 = 28,742.23 : x
  2. Step 2: Convert to fraction form
    73,083.66/109,559.87 = 28,742.23/x
  3. Step 3: Cross multiply
    73,083.66x = 109,559.87 × 28,742.23
  4. Step 4: Simplify right side
    73,083.66x = 3,148,994,982.31
  5. Step 5: Solve for x
    x = 3,148,994,982.31/73,083.66
  6. Step 6: Final answer
    x = 43,087.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.