Home / 50,069.72-75,012.24-43,421.24

Finding the Fourth Proportional to 50,069.72, 75,012.24 and 43,421.24

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Solution

The fourth proportional to 50,069.72, 75,012.24 and 43,421.24 is: 65,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,069.72 : 75,012.24 = 43,421.24 : x
  2. Step 2: Convert to fraction form
    50,069.72/75,012.24 = 43,421.24/x
  3. Step 3: Cross multiply
    50,069.72x = 75,012.24 × 43,421.24
  4. Step 4: Simplify right side
    50,069.72x = 3,257,124,475.98
  5. Step 5: Solve for x
    x = 3,257,124,475.98/50,069.72
  6. Step 6: Final answer
    x = 65,051.78

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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.