Home / 148,228.92-204,554.98-80,245.40

Finding the Fourth Proportional to 148,228.92, 204,554.98 and 80,245.40

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Solution

The fourth proportional to 148,228.92, 204,554.98 and 80,245.40 is: 110,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,228.92 : 204,554.98 = 80,245.40 : x
  2. Step 2: Convert to fraction form
    148,228.92/204,554.98 = 80,245.40/x
  3. Step 3: Cross multiply
    148,228.92x = 204,554.98 × 80,245.40
  4. Step 4: Simplify right side
    148,228.92x = 16,414,596,194.56
  5. Step 5: Solve for x
    x = 16,414,596,194.56/148,228.92
  6. Step 6: Final answer
    x = 110,738.15

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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.