Home / 50,250.85-75,287.58-30,489.28

Finding the Fourth Proportional to 50,250.85, 75,287.58 and 30,489.28

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Solution

The fourth proportional to 50,250.85, 75,287.58 and 30,489.28 is: 45,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,250.85 : 75,287.58 = 30,489.28 : x
  2. Step 2: Convert to fraction form
    50,250.85/75,287.58 = 30,489.28/x
  3. Step 3: Cross multiply
    50,250.85x = 75,287.58 × 30,489.28
  4. Step 4: Simplify right side
    50,250.85x = 2,295,464,107.14
  5. Step 5: Solve for x
    x = 2,295,464,107.14/50,250.85
  6. Step 6: Final answer
    x = 45,680.11

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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.