Home / 50,229.10-75,234.30-30,473.20

Finding the Fourth Proportional to 50,229.10, 75,234.30 and 30,473.20

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Solution

The fourth proportional to 50,229.10, 75,234.30 and 30,473.20 is: 45,643.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,229.10 : 75,234.30 = 30,473.20 : x
  2. Step 2: Convert to fraction form
    50,229.10/75,234.30 = 30,473.20/x
  3. Step 3: Cross multiply
    50,229.10x = 75,234.30 × 30,473.20
  4. Step 4: Simplify right side
    50,229.10x = 2,292,629,870.76
  5. Step 5: Solve for x
    x = 2,292,629,870.76/50,229.10
  6. Step 6: Final answer
    x = 45,643.46

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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.