Home / 90,982.23-125,559.33-50,696.02

Finding the Fourth Proportional to 90,982.23, 125,559.33 and 50,696.02

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Solution

The fourth proportional to 90,982.23, 125,559.33 and 50,696.02 is: 69,962.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,982.23 : 125,559.33 = 50,696.02 : x
  2. Step 2: Convert to fraction form
    90,982.23/125,559.33 = 50,696.02/x
  3. Step 3: Cross multiply
    90,982.23x = 125,559.33 × 50,696.02
  4. Step 4: Simplify right side
    90,982.23x = 6,365,358,556.87
  5. Step 5: Solve for x
    x = 6,365,358,556.87/90,982.23
  6. Step 6: Final answer
    x = 69,962.66

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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.