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Finding the Fourth Proportional to 45,844.65, 68,751.45 and 16,258.32

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Solution

The fourth proportional to 45,844.65, 68,751.45 and 16,258.32 is: 24,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,844.65 : 68,751.45 = 16,258.32 : x
  2. Step 2: Convert to fraction form
    45,844.65/68,751.45 = 16,258.32/x
  3. Step 3: Cross multiply
    45,844.65x = 68,751.45 × 16,258.32
  4. Step 4: Simplify right side
    45,844.65x = 1,117,783,074.56
  5. Step 5: Solve for x
    x = 1,117,783,074.56/45,844.65
  6. Step 6: Final answer
    x = 24,381.97

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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.