Home / 47,022.21-70,451.30-39,175.14

Finding the Fourth Proportional to 47,022.21, 70,451.30 and 39,175.14

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Solution

The fourth proportional to 47,022.21, 70,451.30 and 39,175.14 is: 58,694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,022.21 : 70,451.30 = 39,175.14 : x
  2. Step 2: Convert to fraction form
    47,022.21/70,451.30 = 39,175.14/x
  3. Step 3: Cross multiply
    47,022.21x = 70,451.30 × 39,175.14
  4. Step 4: Simplify right side
    47,022.21x = 2,759,939,286.36
  5. Step 5: Solve for x
    x = 2,759,939,286.36/47,022.21
  6. Step 6: Final answer
    x = 58,694.37

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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.