Home / 276,518.20-414,777.30-89,548.60

Finding the Fourth Proportional to 276,518.20, 414,777.30 and 89,548.60

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Solution

The fourth proportional to 276,518.20, 414,777.30 and 89,548.60 is: 134,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,518.20 : 414,777.30 = 89,548.60 : x
  2. Step 2: Convert to fraction form
    276,518.20/414,777.30 = 89,548.60/x
  3. Step 3: Cross multiply
    276,518.20x = 414,777.30 × 89,548.60
  4. Step 4: Simplify right side
    276,518.20x = 37,142,726,526.78
  5. Step 5: Solve for x
    x = 37,142,726,526.78/276,518.20
  6. Step 6: Final answer
    x = 134,322.90

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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.