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Finding the Fourth Proportional to 59,394.62, 81,965.88 and 33,900.47

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Solution

The fourth proportional to 59,394.62, 81,965.88 and 33,900.47 is: 46,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,394.62 : 81,965.88 = 33,900.47 : x
  2. Step 2: Convert to fraction form
    59,394.62/81,965.88 = 33,900.47/x
  3. Step 3: Cross multiply
    59,394.62x = 81,965.88 × 33,900.47
  4. Step 4: Simplify right side
    59,394.62x = 2,778,681,855.96
  5. Step 5: Solve for x
    x = 2,778,681,855.96/59,394.62
  6. Step 6: Final answer
    x = 46,783.39

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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.