Home / 217,161.73-325,786.05-75,012.19

Finding the Fourth Proportional to 217,161.73, 325,786.05 and 75,012.19

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Solution

The fourth proportional to 217,161.73, 325,786.05 and 75,012.19 is: 112,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,161.73 : 325,786.05 = 75,012.19 : x
  2. Step 2: Convert to fraction form
    217,161.73/325,786.05 = 75,012.19/x
  3. Step 3: Cross multiply
    217,161.73x = 325,786.05 × 75,012.19
  4. Step 4: Simplify right side
    217,161.73x = 24,437,925,081.95
  5. Step 5: Solve for x
    x = 24,437,925,081.95/217,161.73
  6. Step 6: Final answer
    x = 112,533.30

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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.