Home / 76,112.06-114,020.37-56,085.21

Finding the Fourth Proportional to 76,112.06, 114,020.37 and 56,085.21

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Solution

The fourth proportional to 76,112.06, 114,020.37 and 56,085.21 is: 84,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,112.06 : 114,020.37 = 56,085.21 : x
  2. Step 2: Convert to fraction form
    76,112.06/114,020.37 = 56,085.21/x
  3. Step 3: Cross multiply
    76,112.06x = 114,020.37 × 56,085.21
  4. Step 4: Simplify right side
    76,112.06x = 6,394,856,395.73
  5. Step 5: Solve for x
    x = 6,394,856,395.73/76,112.06
  6. Step 6: Final answer
    x = 84,018.97

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1.5x scale

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.