Home / 278,025.66-383,674.05-150,700.95

Finding the Fourth Proportional to 278,025.66, 383,674.05 and 150,700.95

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Solution

The fourth proportional to 278,025.66, 383,674.05 and 150,700.95 is: 207,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,025.66 : 383,674.05 = 150,700.95 : x
  2. Step 2: Convert to fraction form
    278,025.66/383,674.05 = 150,700.95/x
  3. Step 3: Cross multiply
    278,025.66x = 383,674.05 × 150,700.95
  4. Step 4: Simplify right side
    278,025.66x = 57,820,043,825.35
  5. Step 5: Solve for x
    x = 57,820,043,825.35/278,025.66
  6. Step 6: Final answer
    x = 207,966.57

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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.