Home / 74,588.20-111,871.19-24,668.57

Finding the Fourth Proportional to 74,588.20, 111,871.19 and 24,668.57

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Solution

The fourth proportional to 74,588.20, 111,871.19 and 24,668.57 is: 36,999.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,588.20 : 111,871.19 = 24,668.57 : x
  2. Step 2: Convert to fraction form
    74,588.20/111,871.19 = 24,668.57/x
  3. Step 3: Cross multiply
    74,588.20x = 111,871.19 × 24,668.57
  4. Step 4: Simplify right side
    74,588.20x = 2,759,702,622.85
  5. Step 5: Solve for x
    x = 2,759,702,622.85/74,588.20
  6. Step 6: Final answer
    x = 36,999.19

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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.