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Finding the Fourth Proportional to 59,305.14, 88,992.84 and 21,891.30

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Solution

The fourth proportional to 59,305.14, 88,992.84 and 21,891.30 is: 32,849.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,305.14 : 88,992.84 = 21,891.30 : x
  2. Step 2: Convert to fraction form
    59,305.14/88,992.84 = 21,891.30/x
  3. Step 3: Cross multiply
    59,305.14x = 88,992.84 × 21,891.30
  4. Step 4: Simplify right side
    59,305.14x = 1,948,168,958.29
  5. Step 5: Solve for x
    x = 1,948,168,958.29/59,305.14
  6. Step 6: Final answer
    x = 32,849.92

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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.