Home / 90,405.54-135,592.81-23,846.33

Finding the Fourth Proportional to 90,405.54, 135,592.81 and 23,846.33

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Solution

The fourth proportional to 90,405.54, 135,592.81 and 23,846.33 is: 35,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,405.54 : 135,592.81 = 23,846.33 : x
  2. Step 2: Convert to fraction form
    90,405.54/135,592.81 = 23,846.33/x
  3. Step 3: Cross multiply
    90,405.54x = 135,592.81 × 23,846.33
  4. Step 4: Simplify right side
    90,405.54x = 3,233,391,172.25
  5. Step 5: Solve for x
    x = 3,233,391,172.25/90,405.54
  6. Step 6: Final answer
    x = 35,765.41

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1.5x scale

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.