Home / 132,313.20-198,469.80-122,175.60

Finding the Fourth Proportional to 132,313.20, 198,469.80 and 122,175.60

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Solution

The fourth proportional to 132,313.20, 198,469.80 and 122,175.60 is: 183,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,313.20 : 198,469.80 = 122,175.60 : x
  2. Step 2: Convert to fraction form
    132,313.20/198,469.80 = 122,175.60/x
  3. Step 3: Cross multiply
    132,313.20x = 198,469.80 × 122,175.60
  4. Step 4: Simplify right side
    132,313.20x = 24,248,166,896.88
  5. Step 5: Solve for x
    x = 24,248,166,896.88/132,313.20
  6. Step 6: Final answer
    x = 183,263.40

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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.