Home / 127,002.32-190,503.48-43,850.96

Finding the Fourth Proportional to 127,002.32, 190,503.48 and 43,850.96

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Solution

The fourth proportional to 127,002.32, 190,503.48 and 43,850.96 is: 65,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,002.32 : 190,503.48 = 43,850.96 : x
  2. Step 2: Convert to fraction form
    127,002.32/190,503.48 = 43,850.96/x
  3. Step 3: Cross multiply
    127,002.32x = 190,503.48 × 43,850.96
  4. Step 4: Simplify right side
    127,002.32x = 8,353,760,481.34
  5. Step 5: Solve for x
    x = 8,353,760,481.34/127,002.32
  6. Step 6: Final answer
    x = 65,776.44

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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.