Home / 50,176.75-75,272.40-26,790.43

Finding the Fourth Proportional to 50,176.75, 75,272.40 and 26,790.43

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Solution

The fourth proportional to 50,176.75, 75,272.40 and 26,790.43 is: 40,189.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,176.75 : 75,272.40 = 26,790.43 : x
  2. Step 2: Convert to fraction form
    50,176.75/75,272.40 = 26,790.43/x
  3. Step 3: Cross multiply
    50,176.75x = 75,272.40 × 26,790.43
  4. Step 4: Simplify right side
    50,176.75x = 2,016,579,963.13
  5. Step 5: Solve for x
    x = 2,016,579,963.13/50,176.75
  6. Step 6: Final answer
    x = 40,189.53

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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.