Home / 50,299.64-69,415.38-30,159.80

Finding the Fourth Proportional to 50,299.64, 69,415.38 and 30,159.80

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Solution

The fourth proportional to 50,299.64, 69,415.38 and 30,159.80 is: 41,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,299.64 : 69,415.38 = 30,159.80 : x
  2. Step 2: Convert to fraction form
    50,299.64/69,415.38 = 30,159.80/x
  3. Step 3: Cross multiply
    50,299.64x = 69,415.38 × 30,159.80
  4. Step 4: Simplify right side
    50,299.64x = 2,093,553,977.72
  5. Step 5: Solve for x
    x = 2,093,553,977.72/50,299.64
  6. Step 6: Final answer
    x = 41,621.65

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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.