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Finding the Fourth Proportional to 199,340.33, 274,866.18 and 162,928.80

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Solution

The fourth proportional to 199,340.33, 274,866.18 and 162,928.80 is: 224,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,340.33 : 274,866.18 = 162,928.80 : x
  2. Step 2: Convert to fraction form
    199,340.33/274,866.18 = 162,928.80/x
  3. Step 3: Cross multiply
    199,340.33x = 274,866.18 × 162,928.80
  4. Step 4: Simplify right side
    199,340.33x = 44,783,618,166.13
  5. Step 5: Solve for x
    x = 44,783,618,166.13/199,340.33
  6. Step 6: Final answer
    x = 224,659.10

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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.