Home / 73,048.22-109,561.37-23,121.84

Finding the Fourth Proportional to 73,048.22, 109,561.37 and 23,121.84

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Solution

The fourth proportional to 73,048.22, 109,561.37 and 23,121.84 is: 34,679.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,048.22 : 109,561.37 = 23,121.84 : x
  2. Step 2: Convert to fraction form
    73,048.22/109,561.37 = 23,121.84/x
  3. Step 3: Cross multiply
    73,048.22x = 109,561.37 × 23,121.84
  4. Step 4: Simplify right side
    73,048.22x = 2,533,260,467.32
  5. Step 5: Solve for x
    x = 2,533,260,467.32/73,048.22
  6. Step 6: Final answer
    x = 34,679.29

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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.