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Finding the Fourth Proportional to 240,458.88, 331,826.04 and 133,022.64

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Solution

The fourth proportional to 240,458.88, 331,826.04 and 133,022.64 is: 183,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,458.88 : 331,826.04 = 133,022.64 : x
  2. Step 2: Convert to fraction form
    240,458.88/331,826.04 = 133,022.64/x
  3. Step 3: Cross multiply
    240,458.88x = 331,826.04 × 133,022.64
  4. Step 4: Simplify right side
    240,458.88x = 44,140,375,861.55
  5. Step 5: Solve for x
    x = 44,140,375,861.55/240,458.88
  6. Step 6: Final answer
    x = 183,567.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.