Home / 82,770.38-124,156.73-23,606.04

Finding the Fourth Proportional to 82,770.38, 124,156.73 and 23,606.04

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Solution

The fourth proportional to 82,770.38, 124,156.73 and 23,606.04 is: 35,409.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,770.38 : 124,156.73 = 23,606.04 : x
  2. Step 2: Convert to fraction form
    82,770.38/124,156.73 = 23,606.04/x
  3. Step 3: Cross multiply
    82,770.38x = 124,156.73 × 23,606.04
  4. Step 4: Simplify right side
    82,770.38x = 2,930,848,734.65
  5. Step 5: Solve for x
    x = 2,930,848,734.65/82,770.38
  6. Step 6: Final answer
    x = 35,409.39

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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.