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Finding the Fourth Proportional to 73,069.25, 100,835.64 and 41,237.47

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Solution

The fourth proportional to 73,069.25, 100,835.64 and 41,237.47 is: 56,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069.25 : 100,835.64 = 41,237.47 : x
  2. Step 2: Convert to fraction form
    73,069.25/100,835.64 = 41,237.47/x
  3. Step 3: Cross multiply
    73,069.25x = 100,835.64 × 41,237.47
  4. Step 4: Simplify right side
    73,069.25x = 4,158,205,969.07
  5. Step 5: Solve for x
    x = 4,158,205,969.07/73,069.25
  6. Step 6: Final answer
    x = 56,907.74

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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.