Home / 276,157.20-413,896.74-142,961.58

Finding the Fourth Proportional to 276,157.20, 413,896.74 and 142,961.58

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Solution

The fourth proportional to 276,157.20, 413,896.74 and 142,961.58 is: 214,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,157.20 : 413,896.74 = 142,961.58 : x
  2. Step 2: Convert to fraction form
    276,157.20/413,896.74 = 142,961.58/x
  3. Step 3: Cross multiply
    276,157.20x = 413,896.74 × 142,961.58
  4. Step 4: Simplify right side
    276,157.20x = 59,171,331,907.25
  5. Step 5: Solve for x
    x = 59,171,331,907.25/276,157.20
  6. Step 6: Final answer
    x = 214,266.84

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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.