Home / 76,403.22-114,578.87-26,471.66

Finding the Fourth Proportional to 76,403.22, 114,578.87 and 26,471.66

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Solution

The fourth proportional to 76,403.22, 114,578.87 and 26,471.66 is: 39,698.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,403.22 : 114,578.87 = 26,471.66 : x
  2. Step 2: Convert to fraction form
    76,403.22/114,578.87 = 26,471.66/x
  3. Step 3: Cross multiply
    76,403.22x = 114,578.87 × 26,471.66
  4. Step 4: Simplify right side
    76,403.22x = 3,033,092,669.56
  5. Step 5: Solve for x
    x = 3,033,092,669.56/76,403.22
  6. Step 6: Final answer
    x = 39,698.49

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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.