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Finding the Fourth Proportional to 54,871.88, 82,245.60 and 25,228.52

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Solution

The fourth proportional to 54,871.88, 82,245.60 and 25,228.52 is: 37,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,871.88 : 82,245.60 = 25,228.52 : x
  2. Step 2: Convert to fraction form
    54,871.88/82,245.60 = 25,228.52/x
  3. Step 3: Cross multiply
    54,871.88x = 82,245.60 × 25,228.52
  4. Step 4: Simplify right side
    54,871.88x = 2,074,934,764.51
  5. Step 5: Solve for x
    x = 2,074,934,764.51/54,871.88
  6. Step 6: Final answer
    x = 37,814.17

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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.