Home / 276,247.40-414,235.02-89,234.60

Finding the Fourth Proportional to 276,247.40, 414,235.02 and 89,234.60

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Solution

The fourth proportional to 276,247.40, 414,235.02 and 89,234.60 is: 133,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,247.40 : 414,235.02 = 89,234.60 : x
  2. Step 2: Convert to fraction form
    276,247.40/414,235.02 = 89,234.60/x
  3. Step 3: Cross multiply
    276,247.40x = 414,235.02 × 89,234.60
  4. Step 4: Simplify right side
    276,247.40x = 36,964,096,315.69
  5. Step 5: Solve for x
    x = 36,964,096,315.69/276,247.40
  6. Step 6: Final answer
    x = 133,807.94

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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.