Home / 278,151.75-383,849.46-150,827.49

Finding the Fourth Proportional to 278,151.75, 383,849.46 and 150,827.49

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Solution

The fourth proportional to 278,151.75, 383,849.46 and 150,827.49 is: 208,141.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,151.75 : 383,849.46 = 150,827.49 : x
  2. Step 2: Convert to fraction form
    278,151.75/383,849.46 = 150,827.49/x
  3. Step 3: Cross multiply
    278,151.75x = 383,849.46 × 150,827.49
  4. Step 4: Simplify right side
    278,151.75x = 57,895,050,589.66
  5. Step 5: Solve for x
    x = 57,895,050,589.66/278,151.75
  6. Step 6: Final answer
    x = 208,141.96

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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.