Home / 276,922.20-415,383.30-89,952.60

Finding the Fourth Proportional to 276,922.20, 415,383.30 and 89,952.60

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Solution

The fourth proportional to 276,922.20, 415,383.30 and 89,952.60 is: 134,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,922.20 : 415,383.30 = 89,952.60 : x
  2. Step 2: Convert to fraction form
    276,922.20/415,383.30 = 89,952.60/x
  3. Step 3: Cross multiply
    276,922.20x = 415,383.30 × 89,952.60
  4. Step 4: Simplify right side
    276,922.20x = 37,364,807,831.58
  5. Step 5: Solve for x
    x = 37,364,807,831.58/276,922.20
  6. Step 6: Final answer
    x = 134,928.90

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1.5x scale

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.