Home / 86,146.44-118,864.67-50,329.54

Finding the Fourth Proportional to 86,146.44, 118,864.67 and 50,329.54

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Solution

The fourth proportional to 86,146.44, 118,864.67 and 50,329.54 is: 69,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,146.44 : 118,864.67 = 50,329.54 : x
  2. Step 2: Convert to fraction form
    86,146.44/118,864.67 = 50,329.54/x
  3. Step 3: Cross multiply
    86,146.44x = 118,864.67 × 50,329.54
  4. Step 4: Simplify right side
    86,146.44x = 5,982,403,816.33
  5. Step 5: Solve for x
    x = 5,982,403,816.33/86,146.44
  6. Step 6: Final answer
    x = 69,444.58

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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.