Home / 57,922.32-79,881.48-39,084.96

Finding the Fourth Proportional to 57,922.32, 79,881.48 and 39,084.96

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Solution

The fourth proportional to 57,922.32, 79,881.48 and 39,084.96 is: 53,902.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,922.32 : 79,881.48 = 39,084.96 : x
  2. Step 2: Convert to fraction form
    57,922.32/79,881.48 = 39,084.96/x
  3. Step 3: Cross multiply
    57,922.32x = 79,881.48 × 39,084.96
  4. Step 4: Simplify right side
    57,922.32x = 3,122,164,450.54
  5. Step 5: Solve for x
    x = 3,122,164,450.54/57,922.32
  6. Step 6: Final answer
    x = 53,902.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.