Home / 74,277.72-111,450.60-32,170.68

Finding the Fourth Proportional to 74,277.72, 111,450.60 and 32,170.68

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Solution

The fourth proportional to 74,277.72, 111,450.60 and 32,170.68 is: 48,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,277.72 : 111,450.60 = 32,170.68 : x
  2. Step 2: Convert to fraction form
    74,277.72/111,450.60 = 32,170.68/x
  3. Step 3: Cross multiply
    74,277.72x = 111,450.60 × 32,170.68
  4. Step 4: Simplify right side
    74,277.72x = 3,585,441,588.41
  5. Step 5: Solve for x
    x = 3,585,441,588.41/74,277.72
  6. Step 6: Final answer
    x = 48,270.75

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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.