Home / 278,150.54-383,846.09-150,826.14

Finding the Fourth Proportional to 278,150.54, 383,846.09 and 150,826.14

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Solution

The fourth proportional to 278,150.54, 383,846.09 and 150,826.14 is: 208,139.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,150.54 : 383,846.09 = 150,826.14 : x
  2. Step 2: Convert to fraction form
    278,150.54/383,846.09 = 150,826.14/x
  3. Step 3: Cross multiply
    278,150.54x = 383,846.09 × 150,826.14
  4. Step 4: Simplify right side
    278,150.54x = 57,894,023,354.66
  5. Step 5: Solve for x
    x = 57,894,023,354.66/278,150.54
  6. Step 6: Final answer
    x = 208,139.18

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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.