Home / 127,259.88-190,805.56-60,710.28

Finding the Fourth Proportional to 127,259.88, 190,805.56 and 60,710.28

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Solution

The fourth proportional to 127,259.88, 190,805.56 and 60,710.28 is: 91,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,259.88 : 190,805.56 = 60,710.28 : x
  2. Step 2: Convert to fraction form
    127,259.88/190,805.56 = 60,710.28/x
  3. Step 3: Cross multiply
    127,259.88x = 190,805.56 × 60,710.28
  4. Step 4: Simplify right side
    127,259.88x = 11,583,858,973.16
  5. Step 5: Solve for x
    x = 11,583,858,973.16/127,259.88
  6. Step 6: Final answer
    x = 91,025.22

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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.