Home / 127,258.88-190,804.07-60,709.28

Finding the Fourth Proportional to 127,258.88, 190,804.07 and 60,709.28

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Solution

The fourth proportional to 127,258.88, 190,804.07 and 60,709.28 is: 91,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,258.88 : 190,804.07 = 60,709.28 : x
  2. Step 2: Convert to fraction form
    127,258.88/190,804.07 = 60,709.28/x
  3. Step 3: Cross multiply
    127,258.88x = 190,804.07 × 60,709.28
  4. Step 4: Simplify right side
    127,258.88x = 11,583,576,453.20
  5. Step 5: Solve for x
    x = 11,583,576,453.20/127,258.88
  6. Step 6: Final answer
    x = 91,023.72

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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.