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Finding the Fourth Proportional to 270,506.88, 373,244.22 and 163,083.87

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Solution

The fourth proportional to 270,506.88, 373,244.22 and 163,083.87 is: 225,022.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,506.88 : 373,244.22 = 163,083.87 : x
  2. Step 2: Convert to fraction form
    270,506.88/373,244.22 = 163,083.87/x
  3. Step 3: Cross multiply
    270,506.88x = 373,244.22 × 163,083.87
  4. Step 4: Simplify right side
    270,506.88x = 60,870,111,852.73
  5. Step 5: Solve for x
    x = 60,870,111,852.73/270,506.88
  6. Step 6: Final answer
    x = 225,022.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.