Home / 188,868.42-260,560.33-112,372.22

Finding the Fourth Proportional to 188,868.42, 260,560.33 and 112,372.22

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Solution

The fourth proportional to 188,868.42, 260,560.33 and 112,372.22 is: 155,027.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,868.42 : 260,560.33 = 112,372.22 : x
  2. Step 2: Convert to fraction form
    188,868.42/260,560.33 = 112,372.22/x
  3. Step 3: Cross multiply
    188,868.42x = 260,560.33 × 112,372.22
  4. Step 4: Simplify right side
    188,868.42x = 29,279,743,096.50
  5. Step 5: Solve for x
    x = 29,279,743,096.50/188,868.42
  6. Step 6: Final answer
    x = 155,027.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.