Home / 74,100.38-111,171.38-29,758.27

Finding the Fourth Proportional to 74,100.38, 111,171.38 and 29,758.27

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Solution

The fourth proportional to 74,100.38, 111,171.38 and 29,758.27 is: 44,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,100.38 : 111,171.38 = 29,758.27 : x
  2. Step 2: Convert to fraction form
    74,100.38/111,171.38 = 29,758.27/x
  3. Step 3: Cross multiply
    74,100.38x = 111,171.38 × 29,758.27
  4. Step 4: Simplify right side
    74,100.38x = 3,308,267,664.38
  5. Step 5: Solve for x
    x = 3,308,267,664.38/74,100.38
  6. Step 6: Final answer
    x = 44,645.76

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1.5x scale

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.