Home / 50,146.12-69,198.98-28,924.12

Finding the Fourth Proportional to 50,146.12, 69,198.98 and 28,924.12

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Solution

The fourth proportional to 50,146.12, 69,198.98 and 28,924.12 is: 39,913.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,146.12 : 69,198.98 = 28,924.12 : x
  2. Step 2: Convert to fraction form
    50,146.12/69,198.98 = 28,924.12/x
  3. Step 3: Cross multiply
    50,146.12x = 69,198.98 × 28,924.12
  4. Step 4: Simplify right side
    50,146.12x = 2,001,519,601.40
  5. Step 5: Solve for x
    x = 2,001,519,601.40/50,146.12
  6. Step 6: Final answer
    x = 39,913.75

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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.