Home / 76,084.58-114,065.03-31,744.37

Finding the Fourth Proportional to 76,084.58, 114,065.03 and 31,744.37

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Solution

The fourth proportional to 76,084.58, 114,065.03 and 31,744.37 is: 47,590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,084.58 : 114,065.03 = 31,744.37 : x
  2. Step 2: Convert to fraction form
    76,084.58/114,065.03 = 31,744.37/x
  3. Step 3: Cross multiply
    76,084.58x = 114,065.03 × 31,744.37
  4. Step 4: Simplify right side
    76,084.58x = 3,620,921,787.33
  5. Step 5: Solve for x
    x = 3,620,921,787.33/76,084.58
  6. Step 6: Final answer
    x = 47,590.75

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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.