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Finding the Fourth Proportional to 66,336.30, 99,505.50 and 36,941.04

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Solution

The fourth proportional to 66,336.30, 99,505.50 and 36,941.04 is: 55,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,336.30 : 99,505.50 = 36,941.04 : x
  2. Step 2: Convert to fraction form
    66,336.30/99,505.50 = 36,941.04/x
  3. Step 3: Cross multiply
    66,336.30x = 99,505.50 × 36,941.04
  4. Step 4: Simplify right side
    66,336.30x = 3,675,836,655.72
  5. Step 5: Solve for x
    x = 3,675,836,655.72/66,336.30
  6. Step 6: Final answer
    x = 55,412.14

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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.