Home / 183,000.13-274,388.95-76,255.09

Finding the Fourth Proportional to 183,000.13, 274,388.95 and 76,255.09

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Solution

The fourth proportional to 183,000.13, 274,388.95 and 76,255.09 is: 114,336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,000.13 : 274,388.95 = 76,255.09 : x
  2. Step 2: Convert to fraction form
    183,000.13/274,388.95 = 76,255.09/x
  3. Step 3: Cross multiply
    183,000.13x = 274,388.95 × 76,255.09
  4. Step 4: Simplify right side
    183,000.13x = 20,923,553,486.60
  5. Step 5: Solve for x
    x = 20,923,553,486.60/183,000.13
  6. Step 6: Final answer
    x = 114,336.28

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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.