Home / 148,217.70-204,540.21-80,234.34

Finding the Fourth Proportional to 148,217.70, 204,540.21 and 80,234.34

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Solution

The fourth proportional to 148,217.70, 204,540.21 and 80,234.34 is: 110,723.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,217.70 : 204,540.21 = 80,234.34 : x
  2. Step 2: Convert to fraction form
    148,217.70/204,540.21 = 80,234.34/x
  3. Step 3: Cross multiply
    148,217.70x = 204,540.21 × 80,234.34
  4. Step 4: Simplify right side
    148,217.70x = 16,411,148,752.81
  5. Step 5: Solve for x
    x = 16,411,148,752.81/148,217.70
  6. Step 6: Final answer
    x = 110,723.27

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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.