Home / 108,198.20-149,355.18-96,847.67

Finding the Fourth Proportional to 108,198.20, 149,355.18 and 96,847.67

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Solution

The fourth proportional to 108,198.20, 149,355.18 and 96,847.67 is: 133,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,198.20 : 149,355.18 = 96,847.67 : x
  2. Step 2: Convert to fraction form
    108,198.20/149,355.18 = 96,847.67/x
  3. Step 3: Cross multiply
    108,198.20x = 149,355.18 × 96,847.67
  4. Step 4: Simplify right side
    108,198.20x = 14,464,701,558.82
  5. Step 5: Solve for x
    x = 14,464,701,558.82/108,198.20
  6. Step 6: Final answer
    x = 133,687.08

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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.