Home / 88,769.28-122,496.65-50,538.14

Finding the Fourth Proportional to 88,769.28, 122,496.65 and 50,538.14

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Solution

The fourth proportional to 88,769.28, 122,496.65 and 50,538.14 is: 69,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,769.28 : 122,496.65 = 50,538.14 : x
  2. Step 2: Convert to fraction form
    88,769.28/122,496.65 = 50,538.14/x
  3. Step 3: Cross multiply
    88,769.28x = 122,496.65 × 50,538.14
  4. Step 4: Simplify right side
    88,769.28x = 6,190,751,982.06
  5. Step 5: Solve for x
    x = 6,190,751,982.06/88,769.28
  6. Step 6: Final answer
    x = 69,739.80

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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.