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Finding the Fourth Proportional to 276,102.02, 414,153.04 and 89,141.06

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Solution

The fourth proportional to 276,102.02, 414,153.04 and 89,141.06 is: 133,711.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,102.02 : 414,153.04 = 89,141.06 : x
  2. Step 2: Convert to fraction form
    276,102.02/414,153.04 = 89,141.06/x
  3. Step 3: Cross multiply
    276,102.02x = 414,153.04 × 89,141.06
  4. Step 4: Simplify right side
    276,102.02x = 36,918,040,987.82
  5. Step 5: Solve for x
    x = 36,918,040,987.82/276,102.02
  6. Step 6: Final answer
    x = 133,711.59

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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.