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Finding the Fourth Proportional to 237,797.92, 328,171.48 and 142,286.32

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Solution

The fourth proportional to 237,797.92, 328,171.48 and 142,286.32 is: 196,361.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,797.92 : 328,171.48 = 142,286.32 : x
  2. Step 2: Convert to fraction form
    237,797.92/328,171.48 = 142,286.32/x
  3. Step 3: Cross multiply
    237,797.92x = 328,171.48 × 142,286.32
  4. Step 4: Simplify right side
    237,797.92x = 46,694,312,218.15
  5. Step 5: Solve for x
    x = 46,694,312,218.15/237,797.92
  6. Step 6: Final answer
    x = 196,361.31

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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.