Home / 75,172.32-112,771.44-25,257.24

Finding the Fourth Proportional to 75,172.32, 112,771.44 and 25,257.24

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Solution

The fourth proportional to 75,172.32, 112,771.44 and 25,257.24 is: 37,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,172.32 : 112,771.44 = 25,257.24 : x
  2. Step 2: Convert to fraction form
    75,172.32/112,771.44 = 25,257.24/x
  3. Step 3: Cross multiply
    75,172.32x = 112,771.44 × 25,257.24
  4. Step 4: Simplify right side
    75,172.32x = 2,848,295,325.23
  5. Step 5: Solve for x
    x = 2,848,295,325.23/75,172.32
  6. Step 6: Final answer
    x = 37,890.21

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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.