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Finding the Fourth Proportional to 59,173.82, 81,660.44 and 33,678.94

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Solution

The fourth proportional to 59,173.82, 81,660.44 and 33,678.94 is: 46,477.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,173.82 : 81,660.44 = 33,678.94 : x
  2. Step 2: Convert to fraction form
    59,173.82/81,660.44 = 33,678.94/x
  3. Step 3: Cross multiply
    59,173.82x = 81,660.44 × 33,678.94
  4. Step 4: Simplify right side
    59,173.82x = 2,750,236,686.59
  5. Step 5: Solve for x
    x = 2,750,236,686.59/59,173.82
  6. Step 6: Final answer
    x = 46,477.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.