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Finding the Fourth Proportional to 60,950.26, 91,425.39 and 25,865.31

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Solution

The fourth proportional to 60,950.26, 91,425.39 and 25,865.31 is: 38,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,950.26 : 91,425.39 = 25,865.31 : x
  2. Step 2: Convert to fraction form
    60,950.26/91,425.39 = 25,865.31/x
  3. Step 3: Cross multiply
    60,950.26x = 91,425.39 × 25,865.31
  4. Step 4: Simplify right side
    60,950.26x = 2,364,746,054.22
  5. Step 5: Solve for x
    x = 2,364,746,054.22/60,950.26
  6. Step 6: Final answer
    x = 38,797.97

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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.