Home / 50,178.67-75,268.04-12,741.55

Finding the Fourth Proportional to 50,178.67, 75,268.04 and 12,741.55

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Solution

The fourth proportional to 50,178.67, 75,268.04 and 12,741.55 is: 19,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,178.67 : 75,268.04 = 12,741.55 : x
  2. Step 2: Convert to fraction form
    50,178.67/75,268.04 = 12,741.55/x
  3. Step 3: Cross multiply
    50,178.67x = 75,268.04 × 12,741.55
  4. Step 4: Simplify right side
    50,178.67x = 959,031,243.18
  5. Step 5: Solve for x
    x = 959,031,243.18/50,178.67
  6. Step 6: Final answer
    x = 19,112.33

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1.5x scale

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.