Home / 113,070.44-169,609.26-56,879.84

Finding the Fourth Proportional to 113,070.44, 169,609.26 and 56,879.84

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Solution

The fourth proportional to 113,070.44, 169,609.26 and 56,879.84 is: 85,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,070.44 : 169,609.26 = 56,879.84 : x
  2. Step 2: Convert to fraction form
    113,070.44/169,609.26 = 56,879.84/x
  3. Step 3: Cross multiply
    113,070.44x = 169,609.26 × 56,879.84
  4. Step 4: Simplify right side
    113,070.44x = 9,647,347,571.32
  5. Step 5: Solve for x
    x = 9,647,347,571.32/113,070.44
  6. Step 6: Final answer
    x = 85,321.57

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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.