Home / 83,226.36-124,781.22-30,629.01

Finding the Fourth Proportional to 83,226.36, 124,781.22 and 30,629.01

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Solution

The fourth proportional to 83,226.36, 124,781.22 and 30,629.01 is: 45,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,226.36 : 124,781.22 = 30,629.01 : x
  2. Step 2: Convert to fraction form
    83,226.36/124,781.22 = 30,629.01/x
  3. Step 3: Cross multiply
    83,226.36x = 124,781.22 × 30,629.01
  4. Step 4: Simplify right side
    83,226.36x = 3,821,925,235.19
  5. Step 5: Solve for x
    x = 3,821,925,235.19/83,226.36
  6. Step 6: Final answer
    x = 45,922.05

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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.