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Finding the Fourth Proportional to 263,168.48, 363,151.55 and 148,410.32

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Solution

The fourth proportional to 263,168.48, 363,151.55 and 148,410.32 is: 204,794.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,168.48 : 363,151.55 = 148,410.32 : x
  2. Step 2: Convert to fraction form
    263,168.48/363,151.55 = 148,410.32/x
  3. Step 3: Cross multiply
    263,168.48x = 363,151.55 × 148,410.32
  4. Step 4: Simplify right side
    263,168.48x = 53,895,437,744.00
  5. Step 5: Solve for x
    x = 53,895,437,744.00/263,168.48
  6. Step 6: Final answer
    x = 204,794.43

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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.