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Finding the Fourth Proportional to 55,232.70, 82,800.45 and 33,054.90

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Solution

The fourth proportional to 55,232.70, 82,800.45 and 33,054.90 is: 49,553.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,232.70 : 82,800.45 = 33,054.90 : x
  2. Step 2: Convert to fraction form
    55,232.70/82,800.45 = 33,054.90/x
  3. Step 3: Cross multiply
    55,232.70x = 82,800.45 × 33,054.90
  4. Step 4: Simplify right side
    55,232.70x = 2,736,960,594.71
  5. Step 5: Solve for x
    x = 2,736,960,594.71/55,232.70
  6. Step 6: Final answer
    x = 49,553.26

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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.