Home / 50,322.20-75,629.10-49,447.40

Finding the Fourth Proportional to 50,322.20, 75,629.10 and 49,447.40

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Solution

The fourth proportional to 50,322.20, 75,629.10 and 49,447.40 is: 74,314.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,322.20 : 75,629.10 = 49,447.40 : x
  2. Step 2: Convert to fraction form
    50,322.20/75,629.10 = 49,447.40/x
  3. Step 3: Cross multiply
    50,322.20x = 75,629.10 × 49,447.40
  4. Step 4: Simplify right side
    50,322.20x = 3,739,662,359.34
  5. Step 5: Solve for x
    x = 3,739,662,359.34/50,322.20
  6. Step 6: Final answer
    x = 74,314.37

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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.