Home / 276,947.16-415,254.38-108,266.58

Finding the Fourth Proportional to 276,947.16, 415,254.38 and 108,266.58

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Solution

The fourth proportional to 276,947.16, 415,254.38 and 108,266.58 is: 162,334.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,947.16 : 415,254.38 = 108,266.58 : x
  2. Step 2: Convert to fraction form
    276,947.16/415,254.38 = 108,266.58/x
  3. Step 3: Cross multiply
    276,947.16x = 415,254.38 × 108,266.58
  4. Step 4: Simplify right side
    276,947.16x = 44,958,171,552.62
  5. Step 5: Solve for x
    x = 44,958,171,552.62/276,947.16
  6. Step 6: Final answer
    x = 162,334.84

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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.