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Finding the Fourth Proportional to 66,866.26, 100,304.34 and 22,492.84

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Solution

The fourth proportional to 66,866.26, 100,304.34 and 22,492.84 is: 33,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,866.26 : 100,304.34 = 22,492.84 : x
  2. Step 2: Convert to fraction form
    66,866.26/100,304.34 = 22,492.84/x
  3. Step 3: Cross multiply
    66,866.26x = 100,304.34 × 22,492.84
  4. Step 4: Simplify right side
    66,866.26x = 2,256,129,470.93
  5. Step 5: Solve for x
    x = 2,256,129,470.93/66,866.26
  6. Step 6: Final answer
    x = 33,740.93

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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.