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Finding the Fourth Proportional to 273,425.10, 410,137.65 and 125,969.10

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Solution

The fourth proportional to 273,425.10, 410,137.65 and 125,969.10 is: 188,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,425.10 : 410,137.65 = 125,969.10 : x
  2. Step 2: Convert to fraction form
    273,425.10/410,137.65 = 125,969.10/x
  3. Step 3: Cross multiply
    273,425.10x = 410,137.65 × 125,969.10
  4. Step 4: Simplify right side
    273,425.10x = 51,664,670,646.62
  5. Step 5: Solve for x
    x = 51,664,670,646.62/273,425.10
  6. Step 6: Final answer
    x = 188,953.65

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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.