Home / 127,279.24-190,903.90-33,792.20

Finding the Fourth Proportional to 127,279.24, 190,903.90 and 33,792.20

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Solution

The fourth proportional to 127,279.24, 190,903.90 and 33,792.20 is: 50,684.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,279.24 : 190,903.90 = 33,792.20 : x
  2. Step 2: Convert to fraction form
    127,279.24/190,903.90 = 33,792.20/x
  3. Step 3: Cross multiply
    127,279.24x = 190,903.90 × 33,792.20
  4. Step 4: Simplify right side
    127,279.24x = 6,451,062,769.58
  5. Step 5: Solve for x
    x = 6,451,062,769.58/127,279.24
  6. Step 6: Final answer
    x = 50,684.33

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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.