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Finding the Fourth Proportional to 72,360, 108,571.05 and 37,324.26

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Solution

The fourth proportional to 72,360, 108,571.05 and 37,324.26 is: 56,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,360 : 108,571.05 = 37,324.26 : x
  2. Step 2: Convert to fraction form
    72,360/108,571.05 = 37,324.26/x
  3. Step 3: Cross multiply
    72,360x = 108,571.05 × 37,324.26
  4. Step 4: Simplify right side
    72,360x = 4,052,334,098.67
  5. Step 5: Solve for x
    x = 4,052,334,098.67/72,360
  6. Step 6: Final answer
    x = 56,002.41

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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.