Home / 54,166.05-81,247.14-19,104.75

Finding the Fourth Proportional to 54,166.05, 81,247.14 and 19,104.75

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Solution

The fourth proportional to 54,166.05, 81,247.14 and 19,104.75 is: 28,656.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,166.05 : 81,247.14 = 19,104.75 : x
  2. Step 2: Convert to fraction form
    54,166.05/81,247.14 = 19,104.75/x
  3. Step 3: Cross multiply
    54,166.05x = 81,247.14 × 19,104.75
  4. Step 4: Simplify right side
    54,166.05x = 1,552,206,297.92
  5. Step 5: Solve for x
    x = 1,552,206,297.92/54,166.05
  6. Step 6: Final answer
    x = 28,656.44

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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.