Home / 276,051.24-414,076.98-86,526.38

Finding the Fourth Proportional to 276,051.24, 414,076.98 and 86,526.38

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Solution

The fourth proportional to 276,051.24, 414,076.98 and 86,526.38 is: 129,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,051.24 : 414,076.98 = 86,526.38 : x
  2. Step 2: Convert to fraction form
    276,051.24/414,076.98 = 86,526.38/x
  3. Step 3: Cross multiply
    276,051.24x = 414,076.98 × 86,526.38
  4. Step 4: Simplify right side
    276,051.24x = 35,828,582,120.73
  5. Step 5: Solve for x
    x = 35,828,582,120.73/276,051.24
  6. Step 6: Final answer
    x = 129,789.61

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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.