Home / 127,324.60-190,993.38-47,344.84

Finding the Fourth Proportional to 127,324.60, 190,993.38 and 47,344.84

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Solution

The fourth proportional to 127,324.60, 190,993.38 and 47,344.84 is: 71,019.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,324.60 : 190,993.38 = 47,344.84 : x
  2. Step 2: Convert to fraction form
    127,324.60/190,993.38 = 47,344.84/x
  3. Step 3: Cross multiply
    127,324.60x = 190,993.38 × 47,344.84
  4. Step 4: Simplify right side
    127,324.60x = 9,042,551,017.16
  5. Step 5: Solve for x
    x = 9,042,551,017.16/127,324.60
  6. Step 6: Final answer
    x = 71,019.67

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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.