Home / 79,144.57-118,723.03-22,985.60

Finding the Fourth Proportional to 79,144.57, 118,723.03 and 22,985.60

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Solution

The fourth proportional to 79,144.57, 118,723.03 and 22,985.60 is: 34,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,144.57 : 118,723.03 = 22,985.60 : x
  2. Step 2: Convert to fraction form
    79,144.57/118,723.03 = 22,985.60/x
  3. Step 3: Cross multiply
    79,144.57x = 118,723.03 × 22,985.60
  4. Step 4: Simplify right side
    79,144.57x = 2,728,920,078.37
  5. Step 5: Solve for x
    x = 2,728,920,078.37/79,144.57
  6. Step 6: Final answer
    x = 34,480.19

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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.