Home / 50,145.73-75,256.53-18,575.02

Finding the Fourth Proportional to 50,145.73, 75,256.53 and 18,575.02

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Solution

The fourth proportional to 50,145.73, 75,256.53 and 18,575.02 is: 27,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,145.73 : 75,256.53 = 18,575.02 : x
  2. Step 2: Convert to fraction form
    50,145.73/75,256.53 = 18,575.02/x
  3. Step 3: Cross multiply
    50,145.73x = 75,256.53 × 18,575.02
  4. Step 4: Simplify right side
    50,145.73x = 1,397,891,549.88
  5. Step 5: Solve for x
    x = 1,397,891,549.88/50,145.73
  6. Step 6: Final answer
    x = 27,876.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.