Home / 90,190.58-135,291.82-23,632.34

Finding the Fourth Proportional to 90,190.58, 135,291.82 and 23,632.34

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Solution

The fourth proportional to 90,190.58, 135,291.82 and 23,632.34 is: 35,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,190.58 : 135,291.82 = 23,632.34 : x
  2. Step 2: Convert to fraction form
    90,190.58/135,291.82 = 23,632.34/x
  3. Step 3: Cross multiply
    90,190.58x = 135,291.82 × 23,632.34
  4. Step 4: Simplify right side
    90,190.58x = 3,197,262,289.46
  5. Step 5: Solve for x
    x = 3,197,262,289.46/90,190.58
  6. Step 6: Final answer
    x = 35,450.07

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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.