Home / 50,125.93-69,177.72-28,912.03

Finding the Fourth Proportional to 50,125.93, 69,177.72 and 28,912.03

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Solution

The fourth proportional to 50,125.93, 69,177.72 and 28,912.03 is: 39,900.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,125.93 : 69,177.72 = 28,912.03 : x
  2. Step 2: Convert to fraction form
    50,125.93/69,177.72 = 28,912.03/x
  3. Step 3: Cross multiply
    50,125.93x = 69,177.72 × 28,912.03
  4. Step 4: Simplify right side
    50,125.93x = 2,000,068,315.97
  5. Step 5: Solve for x
    x = 2,000,068,315.97/50,125.93
  6. Step 6: Final answer
    x = 39,900.87

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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.