Home / 94,992.45-142,517.21-28,434.75

Finding the Fourth Proportional to 94,992.45, 142,517.21 and 28,434.75

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Solution

The fourth proportional to 94,992.45, 142,517.21 and 28,434.75 is: 42,660.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,992.45 : 142,517.21 = 28,434.75 : x
  2. Step 2: Convert to fraction form
    94,992.45/142,517.21 = 28,434.75/x
  3. Step 3: Cross multiply
    94,992.45x = 142,517.21 × 28,434.75
  4. Step 4: Simplify right side
    94,992.45x = 4,052,441,237.05
  5. Step 5: Solve for x
    x = 4,052,441,237.05/94,992.45
  6. Step 6: Final answer
    x = 42,660.67

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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.