Home / 112,918.46-169,443.30-50,588.96

Finding the Fourth Proportional to 112,918.46, 169,443.30 and 50,588.96

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Solution

The fourth proportional to 112,918.46, 169,443.30 and 50,588.96 is: 75,912.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,918.46 : 169,443.30 = 50,588.96 : x
  2. Step 2: Convert to fraction form
    112,918.46/169,443.30 = 50,588.96/x
  3. Step 3: Cross multiply
    112,918.46x = 169,443.30 × 50,588.96
  4. Step 4: Simplify right side
    112,918.46x = 8,571,959,478.75
  5. Step 5: Solve for x
    x = 8,571,959,478.75/112,918.46
  6. Step 6: Final answer
    x = 75,912.83

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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.