Home / 237,906.08-328,287.42-142,410.72

Finding the Fourth Proportional to 237,906.08, 328,287.42 and 142,410.72

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Solution

The fourth proportional to 237,906.08, 328,287.42 and 142,410.72 is: 196,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,906.08 : 328,287.42 = 142,410.72 : x
  2. Step 2: Convert to fraction form
    237,906.08/328,287.42 = 142,410.72/x
  3. Step 3: Cross multiply
    237,906.08x = 328,287.42 × 142,410.72
  4. Step 4: Simplify right side
    237,906.08x = 46,751,647,849.14
  5. Step 5: Solve for x
    x = 46,751,647,849.14/237,906.08
  6. Step 6: Final answer
    x = 196,513.04

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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.