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Finding the Fourth Proportional to 66,674.32, 100,055 and 24,554.84

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Solution

The fourth proportional to 66,674.32, 100,055 and 24,554.84 is: 36,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,674.32 : 100,055 = 24,554.84 : x
  2. Step 2: Convert to fraction form
    66,674.32/100,055 = 24,554.84/x
  3. Step 3: Cross multiply
    66,674.32x = 100,055 × 24,554.84
  4. Step 4: Simplify right side
    66,674.32x = 2,456,834,516.20
  5. Step 5: Solve for x
    x = 2,456,834,516.20/66,674.32
  6. Step 6: Final answer
    x = 36,848.29

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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.