Home / 271,105.36-406,743.03-163,152.51

Finding the Fourth Proportional to 271,105.36, 406,743.03 and 163,152.51

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Solution

The fourth proportional to 271,105.36, 406,743.03 and 163,152.51 is: 244,779.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,105.36 : 406,743.03 = 163,152.51 : x
  2. Step 2: Convert to fraction form
    271,105.36/406,743.03 = 163,152.51/x
  3. Step 3: Cross multiply
    271,105.36x = 406,743.03 × 163,152.51
  4. Step 4: Simplify right side
    271,105.36x = 66,361,146,269.51
  5. Step 5: Solve for x
    x = 66,361,146,269.51/271,105.36
  6. Step 6: Final answer
    x = 244,779.91

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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.