Home / 278,127.57-383,813.33-150,800.97

Finding the Fourth Proportional to 278,127.57, 383,813.33 and 150,800.97

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Solution

The fourth proportional to 278,127.57, 383,813.33 and 150,800.97 is: 208,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,127.57 : 383,813.33 = 150,800.97 : x
  2. Step 2: Convert to fraction form
    278,127.57/383,813.33 = 150,800.97/x
  3. Step 3: Cross multiply
    278,127.57x = 383,813.33 × 150,800.97
  4. Step 4: Simplify right side
    278,127.57x = 57,879,421,708.93
  5. Step 5: Solve for x
    x = 57,879,421,708.93/278,127.57
  6. Step 6: Final answer
    x = 208,103.86

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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.