Home / 91,214.22-125,874.44-50,928.67

Finding the Fourth Proportional to 91,214.22, 125,874.44 and 50,928.67

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Solution

The fourth proportional to 91,214.22, 125,874.44 and 50,928.67 is: 70,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,214.22 : 125,874.44 = 50,928.67 : x
  2. Step 2: Convert to fraction form
    91,214.22/125,874.44 = 50,928.67/x
  3. Step 3: Cross multiply
    91,214.22x = 125,874.44 × 50,928.67
  4. Step 4: Simplify right side
    91,214.22x = 6,410,617,561.55
  5. Step 5: Solve for x
    x = 6,410,617,561.55/91,214.22
  6. Step 6: Final answer
    x = 70,280.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.