Home / 86,379.86-119,208.27-50,581.41

Finding the Fourth Proportional to 86,379.86, 119,208.27 and 50,581.41

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Solution

The fourth proportional to 86,379.86, 119,208.27 and 50,581.41 is: 69,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,379.86 : 119,208.27 = 50,581.41 : x
  2. Step 2: Convert to fraction form
    86,379.86/119,208.27 = 50,581.41/x
  3. Step 3: Cross multiply
    86,379.86x = 119,208.27 × 50,581.41
  4. Step 4: Simplify right side
    86,379.86x = 6,029,722,122.91
  5. Step 5: Solve for x
    x = 6,029,722,122.91/86,379.86
  6. Step 6: Final answer
    x = 69,804.72

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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.