Home / 335,664.38-503,482.92-82,938.51

Finding the Fourth Proportional to 335,664.38, 503,482.92 and 82,938.51

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Solution

The fourth proportional to 335,664.38, 503,482.92 and 82,938.51 is: 124,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,664.38 : 503,482.92 = 82,938.51 : x
  2. Step 2: Convert to fraction form
    335,664.38/503,482.92 = 82,938.51/x
  3. Step 3: Cross multiply
    335,664.38x = 503,482.92 × 82,938.51
  4. Step 4: Simplify right side
    335,664.38x = 41,758,123,195.25
  5. Step 5: Solve for x
    x = 41,758,123,195.25/335,664.38
  6. Step 6: Final answer
    x = 124,404.39

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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.