Home / 276,261.20-414,287.64-89,222.48

Finding the Fourth Proportional to 276,261.20, 414,287.64 and 89,222.48

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Solution

The fourth proportional to 276,261.20, 414,287.64 and 89,222.48 is: 133,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,261.20 : 414,287.64 = 89,222.48 : x
  2. Step 2: Convert to fraction form
    276,261.20/414,287.64 = 89,222.48/x
  3. Step 3: Cross multiply
    276,261.20x = 414,287.64 × 89,222.48
  4. Step 4: Simplify right side
    276,261.20x = 36,963,770,674.15
  5. Step 5: Solve for x
    x = 36,963,770,674.15/276,261.20
  6. Step 6: Final answer
    x = 133,800.08

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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.