Home / 57,157.51-85,650.16-50,928.67

Finding the Fourth Proportional to 57,157.51, 85,650.16 and 50,928.67

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Solution

The fourth proportional to 57,157.51, 85,650.16 and 50,928.67 is: 76,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,157.51 : 85,650.16 = 50,928.67 : x
  2. Step 2: Convert to fraction form
    57,157.51/85,650.16 = 50,928.67/x
  3. Step 3: Cross multiply
    57,157.51x = 85,650.16 × 50,928.67
  4. Step 4: Simplify right side
    57,157.51x = 4,362,048,734.09
  5. Step 5: Solve for x
    x = 4,362,048,734.09/57,157.51
  6. Step 6: Final answer
    x = 76,316.28

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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.