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Finding the Fourth Proportional to 262,160.82, 361,778.51 and 147,439.44

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Solution

The fourth proportional to 262,160.82, 361,778.51 and 147,439.44 is: 203,464.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,160.82 : 361,778.51 = 147,439.44 : x
  2. Step 2: Convert to fraction form
    262,160.82/361,778.51 = 147,439.44/x
  3. Step 3: Cross multiply
    262,160.82x = 361,778.51 × 147,439.44
  4. Step 4: Simplify right side
    262,160.82x = 53,340,420,181.24
  5. Step 5: Solve for x
    x = 53,340,420,181.24/262,160.82
  6. Step 6: Final answer
    x = 203,464.50

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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.