Home / 100,804.26-151,175.64-34,229.58

Finding the Fourth Proportional to 100,804.26, 151,175.64 and 34,229.58

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Solution

The fourth proportional to 100,804.26, 151,175.64 and 34,229.58 is: 51,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,804.26 : 151,175.64 = 34,229.58 : x
  2. Step 2: Convert to fraction form
    100,804.26/151,175.64 = 34,229.58/x
  3. Step 3: Cross multiply
    100,804.26x = 151,175.64 × 34,229.58
  4. Step 4: Simplify right side
    100,804.26x = 5,174,678,663.43
  5. Step 5: Solve for x
    x = 5,174,678,663.43/100,804.26
  6. Step 6: Final answer
    x = 51,333.93

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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.