Home / 104,157.42-156,236.22-25,271.70

Finding the Fourth Proportional to 104,157.42, 156,236.22 and 25,271.70

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Solution

The fourth proportional to 104,157.42, 156,236.22 and 25,271.70 is: 37,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,157.42 : 156,236.22 = 25,271.70 : x
  2. Step 2: Convert to fraction form
    104,157.42/156,236.22 = 25,271.70/x
  3. Step 3: Cross multiply
    104,157.42x = 156,236.22 × 25,271.70
  4. Step 4: Simplify right side
    104,157.42x = 3,948,354,880.97
  5. Step 5: Solve for x
    x = 3,948,354,880.97/104,157.42
  6. Step 6: Final answer
    x = 37,907.57

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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.