Home / 112,537.44-155,295.87-61,540.25

Finding the Fourth Proportional to 112,537.44, 155,295.87 and 61,540.25

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Solution

The fourth proportional to 112,537.44, 155,295.87 and 61,540.25 is: 84,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,537.44 : 155,295.87 = 61,540.25 : x
  2. Step 2: Convert to fraction form
    112,537.44/155,295.87 = 61,540.25/x
  3. Step 3: Cross multiply
    112,537.44x = 155,295.87 × 61,540.25
  4. Step 4: Simplify right side
    112,537.44x = 9,556,945,887.29
  5. Step 5: Solve for x
    x = 9,556,945,887.29/112,537.44
  6. Step 6: Final answer
    x = 84,922.37

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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.