Home / 73,161.23-109,804.33-52,152.66

Finding the Fourth Proportional to 73,161.23, 109,804.33 and 52,152.66

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Solution

The fourth proportional to 73,161.23, 109,804.33 and 52,152.66 is: 78,273.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,161.23 : 109,804.33 = 52,152.66 : x
  2. Step 2: Convert to fraction form
    73,161.23/109,804.33 = 52,152.66/x
  3. Step 3: Cross multiply
    73,161.23x = 109,804.33 × 52,152.66
  4. Step 4: Simplify right side
    73,161.23x = 5,726,588,100.89
  5. Step 5: Solve for x
    x = 5,726,588,100.89/73,161.23
  6. Step 6: Final answer
    x = 78,273.54

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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.