Home / 76,383.18-114,552.90-26,450.33

Finding the Fourth Proportional to 76,383.18, 114,552.90 and 26,450.33

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Solution

The fourth proportional to 76,383.18, 114,552.90 and 26,450.33 is: 39,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,383.18 : 114,552.90 = 26,450.33 : x
  2. Step 2: Convert to fraction form
    76,383.18/114,552.90 = 26,450.33/x
  3. Step 3: Cross multiply
    76,383.18x = 114,552.90 × 26,450.33
  4. Step 4: Simplify right side
    76,383.18x = 3,029,961,434.69
  5. Step 5: Solve for x
    x = 3,029,961,434.69/76,383.18
  6. Step 6: Final answer
    x = 39,667.91

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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.