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Finding the Fourth Proportional to 45,857.01, 68,805.30 and 24,811.88

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Solution

The fourth proportional to 45,857.01, 68,805.30 and 24,811.88 is: 37,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,857.01 : 68,805.30 = 24,811.88 : x
  2. Step 2: Convert to fraction form
    45,857.01/68,805.30 = 24,811.88/x
  3. Step 3: Cross multiply
    45,857.01x = 68,805.30 × 24,811.88
  4. Step 4: Simplify right side
    45,857.01x = 1,707,188,502.94
  5. Step 5: Solve for x
    x = 1,707,188,502.94/45,857.01
  6. Step 6: Final answer
    x = 37,228.52

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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.