Home / 127,260.38-190,806.32-60,710.78

Finding the Fourth Proportional to 127,260.38, 190,806.32 and 60,710.78

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Solution

The fourth proportional to 127,260.38, 190,806.32 and 60,710.78 is: 91,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,260.38 : 190,806.32 = 60,710.78 : x
  2. Step 2: Convert to fraction form
    127,260.38/190,806.32 = 60,710.78/x
  3. Step 3: Cross multiply
    127,260.38x = 190,806.32 × 60,710.78
  4. Step 4: Simplify right side
    127,260.38x = 11,583,999,258.54
  5. Step 5: Solve for x
    x = 11,583,999,258.54/127,260.38
  6. Step 6: Final answer
    x = 91,025.97

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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.