Home / 90,268.26-135,408.54-23,708.27

Finding the Fourth Proportional to 90,268.26, 135,408.54 and 23,708.27

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Solution

The fourth proportional to 90,268.26, 135,408.54 and 23,708.27 is: 35,564.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,268.26 : 135,408.54 = 23,708.27 : x
  2. Step 2: Convert to fraction form
    90,268.26/135,408.54 = 23,708.27/x
  3. Step 3: Cross multiply
    90,268.26x = 135,408.54 × 23,708.27
  4. Step 4: Simplify right side
    90,268.26x = 3,210,302,108.08
  5. Step 5: Solve for x
    x = 3,210,302,108.08/90,268.26
  6. Step 6: Final answer
    x = 35,564.02

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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.