Home / 226,851.05-340,328.21-69,091.80

Finding the Fourth Proportional to 226,851.05, 340,328.21 and 69,091.80

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Solution

The fourth proportional to 226,851.05, 340,328.21 and 69,091.80 is: 103,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,851.05 : 340,328.21 = 69,091.80 : x
  2. Step 2: Convert to fraction form
    226,851.05/340,328.21 = 69,091.80/x
  3. Step 3: Cross multiply
    226,851.05x = 340,328.21 × 69,091.80
  4. Step 4: Simplify right side
    226,851.05x = 23,513,888,274.22
  5. Step 5: Solve for x
    x = 23,513,888,274.22/226,851.05
  6. Step 6: Final answer
    x = 103,653.43

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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.