Home / 50,143.95-69,198.84-28,923.30

Finding the Fourth Proportional to 50,143.95, 69,198.84 and 28,923.30

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Solution

The fourth proportional to 50,143.95, 69,198.84 and 28,923.30 is: 39,914.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,143.95 : 69,198.84 = 28,923.30 : x
  2. Step 2: Convert to fraction form
    50,143.95/69,198.84 = 28,923.30/x
  3. Step 3: Cross multiply
    50,143.95x = 69,198.84 × 28,923.30
  4. Step 4: Simplify right side
    50,143.95x = 2,001,458,808.97
  5. Step 5: Solve for x
    x = 2,001,458,808.97/50,143.95
  6. Step 6: Final answer
    x = 39,914.26

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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.