Home / 284,200.20-426,222.54-106,693.56

Finding the Fourth Proportional to 284,200.20, 426,222.54 and 106,693.56

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Solution

The fourth proportional to 284,200.20, 426,222.54 and 106,693.56 is: 160,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,200.20 : 426,222.54 = 106,693.56 : x
  2. Step 2: Convert to fraction form
    284,200.20/426,222.54 = 106,693.56/x
  3. Step 3: Cross multiply
    284,200.20x = 426,222.54 × 106,693.56
  4. Step 4: Simplify right side
    284,200.20x = 45,475,200,144.84
  5. Step 5: Solve for x
    x = 45,475,200,144.84/284,200.20
  6. Step 6: Final answer
    x = 160,011.15

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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.