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Finding the Fourth Proportional to 236,171.88, 325,900.89 and 132,821.55

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Solution

The fourth proportional to 236,171.88, 325,900.89 and 132,821.55 is: 183,284.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,171.88 : 325,900.89 = 132,821.55 : x
  2. Step 2: Convert to fraction form
    236,171.88/325,900.89 = 132,821.55/x
  3. Step 3: Cross multiply
    236,171.88x = 325,900.89 × 132,821.55
  4. Step 4: Simplify right side
    236,171.88x = 43,286,661,356.18
  5. Step 5: Solve for x
    x = 43,286,661,356.18/236,171.88
  6. Step 6: Final answer
    x = 183,284.57

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1.5x scale

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.