Home / 74,604.12-111,909.26-22,013.60

Finding the Fourth Proportional to 74,604.12, 111,909.26 and 22,013.60

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Solution

The fourth proportional to 74,604.12, 111,909.26 and 22,013.60 is: 33,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,604.12 : 111,909.26 = 22,013.60 : x
  2. Step 2: Convert to fraction form
    74,604.12/111,909.26 = 22,013.60/x
  3. Step 3: Cross multiply
    74,604.12x = 111,909.26 × 22,013.60
  4. Step 4: Simplify right side
    74,604.12x = 2,463,526,020.74
  5. Step 5: Solve for x
    x = 2,463,526,020.74/74,604.12
  6. Step 6: Final answer
    x = 33,021.31

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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.