Home / 52,409.22-72,324.86-31,188.03

Finding the Fourth Proportional to 52,409.22, 72,324.86 and 31,188.03

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Solution

The fourth proportional to 52,409.22, 72,324.86 and 31,188.03 is: 43,039.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409.22 : 72,324.86 = 31,188.03 : x
  2. Step 2: Convert to fraction form
    52,409.22/72,324.86 = 31,188.03/x
  3. Step 3: Cross multiply
    52,409.22x = 72,324.86 × 31,188.03
  4. Step 4: Simplify right side
    52,409.22x = 2,255,669,903.43
  5. Step 5: Solve for x
    x = 2,255,669,903.43/52,409.22
  6. Step 6: Final answer
    x = 43,039.56

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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.