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Finding the Fourth Proportional to 202,692.76, 279,794.94 and 181,435.24

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Solution

The fourth proportional to 202,692.76, 279,794.94 and 181,435.24 is: 250,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,692.76 : 279,794.94 = 181,435.24 : x
  2. Step 2: Convert to fraction form
    202,692.76/279,794.94 = 181,435.24/x
  3. Step 3: Cross multiply
    202,692.76x = 279,794.94 × 181,435.24
  4. Step 4: Simplify right side
    202,692.76x = 50,764,662,089.69
  5. Step 5: Solve for x
    x = 50,764,662,089.69/202,692.76
  6. Step 6: Final answer
    x = 250,451.28

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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.