Home / 64,906.20-97,375.50-18,158.67

Finding the Fourth Proportional to 64,906.20, 97,375.50 and 18,158.67

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Solution

The fourth proportional to 64,906.20, 97,375.50 and 18,158.67 is: 27,242.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,906.20 : 97,375.50 = 18,158.67 : x
  2. Step 2: Convert to fraction form
    64,906.20/97,375.50 = 18,158.67/x
  3. Step 3: Cross multiply
    64,906.20x = 97,375.50 × 18,158.67
  4. Step 4: Simplify right side
    64,906.20x = 1,768,209,570.59
  5. Step 5: Solve for x
    x = 1,768,209,570.59/64,906.20
  6. Step 6: Final answer
    x = 27,242.54

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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.