Home / 148,849.58-223,041-126,571.34

Finding the Fourth Proportional to 148,849.58, 223,041 and 126,571.34

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Solution

The fourth proportional to 148,849.58, 223,041 and 126,571.34 is: 189,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,849.58 : 223,041 = 126,571.34 : x
  2. Step 2: Convert to fraction form
    148,849.58/223,041 = 126,571.34/x
  3. Step 3: Cross multiply
    148,849.58x = 223,041 × 126,571.34
  4. Step 4: Simplify right side
    148,849.58x = 28,230,598,244.94
  5. Step 5: Solve for x
    x = 28,230,598,244.94/148,849.58
  6. Step 6: Final answer
    x = 189,658.57

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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.