Home / 73,186.26-109,779.41-17,782.26

Finding the Fourth Proportional to 73,186.26, 109,779.41 and 17,782.26

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Solution

The fourth proportional to 73,186.26, 109,779.41 and 17,782.26 is: 26,673.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,186.26 : 109,779.41 = 17,782.26 : x
  2. Step 2: Convert to fraction form
    73,186.26/109,779.41 = 17,782.26/x
  3. Step 3: Cross multiply
    73,186.26x = 109,779.41 × 17,782.26
  4. Step 4: Simplify right side
    73,186.26x = 1,952,125,922.36
  5. Step 5: Solve for x
    x = 1,952,125,922.36/73,186.26
  6. Step 6: Final answer
    x = 26,673.39

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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.