Home / 237,067.68-327,153.72-129,637.38

Finding the Fourth Proportional to 237,067.68, 327,153.72 and 129,637.38

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Solution

The fourth proportional to 237,067.68, 327,153.72 and 129,637.38 is: 178,899.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,067.68 : 327,153.72 = 129,637.38 : x
  2. Step 2: Convert to fraction form
    237,067.68/327,153.72 = 129,637.38/x
  3. Step 3: Cross multiply
    237,067.68x = 327,153.72 × 129,637.38
  4. Step 4: Simplify right side
    237,067.68x = 42,411,351,118.05
  5. Step 5: Solve for x
    x = 42,411,351,118.05/237,067.68
  6. Step 6: Final answer
    x = 178,899.76

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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.