Home / 94,019.30-140,896.34-51,918.33

Finding the Fourth Proportional to 94,019.30, 140,896.34 and 51,918.33

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Solution

The fourth proportional to 94,019.30, 140,896.34 and 51,918.33 is: 77,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,019.30 : 140,896.34 = 51,918.33 : x
  2. Step 2: Convert to fraction form
    94,019.30/140,896.34 = 51,918.33/x
  3. Step 3: Cross multiply
    94,019.30x = 140,896.34 × 51,918.33
  4. Step 4: Simplify right side
    94,019.30x = 7,315,102,675.91
  5. Step 5: Solve for x
    x = 7,315,102,675.91/94,019.30
  6. Step 6: Final answer
    x = 77,804.27

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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.