Home / 276,282.75-414,333-89,250.51

Finding the Fourth Proportional to 276,282.75, 414,333 and 89,250.51

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Solution

The fourth proportional to 276,282.75, 414,333 and 89,250.51 is: 133,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,282.75 : 414,333 = 89,250.51 : x
  2. Step 2: Convert to fraction form
    276,282.75/414,333 = 89,250.51/x
  3. Step 3: Cross multiply
    276,282.75x = 414,333 × 89,250.51
  4. Step 4: Simplify right side
    276,282.75x = 36,979,431,559.83
  5. Step 5: Solve for x
    x = 36,979,431,559.83/276,282.75
  6. Step 6: Final answer
    x = 133,846.33

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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.