Home / 148,245.82-204,580.84-80,264.21

Finding the Fourth Proportional to 148,245.82, 204,580.84 and 80,264.21

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Solution

The fourth proportional to 148,245.82, 204,580.84 and 80,264.21 is: 110,765.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,245.82 : 204,580.84 = 80,264.21 : x
  2. Step 2: Convert to fraction form
    148,245.82/204,580.84 = 80,264.21/x
  3. Step 3: Cross multiply
    148,245.82x = 204,580.84 × 80,264.21
  4. Step 4: Simplify right side
    148,245.82x = 16,420,519,503.74
  5. Step 5: Solve for x
    x = 16,420,519,503.74/148,245.82
  6. Step 6: Final answer
    x = 110,765.48

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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.