Home / 127,999.26-192,023.61-49,107.34

Finding the Fourth Proportional to 127,999.26, 192,023.61 and 49,107.34

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Solution

The fourth proportional to 127,999.26, 192,023.61 and 49,107.34 is: 73,670.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,999.26 : 192,023.61 = 49,107.34 : x
  2. Step 2: Convert to fraction form
    127,999.26/192,023.61 = 49,107.34/x
  3. Step 3: Cross multiply
    127,999.26x = 192,023.61 × 49,107.34
  4. Step 4: Simplify right side
    127,999.26x = 9,429,768,496.34
  5. Step 5: Solve for x
    x = 9,429,768,496.34/127,999.26
  6. Step 6: Final answer
    x = 73,670.49

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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.