Home / 127,072.80-190,352.16-60,577.44

Finding the Fourth Proportional to 127,072.80, 190,352.16 and 60,577.44

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Solution

The fourth proportional to 127,072.80, 190,352.16 and 60,577.44 is: 90,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,072.80 : 190,352.16 = 60,577.44 : x
  2. Step 2: Convert to fraction form
    127,072.80/190,352.16 = 60,577.44/x
  3. Step 3: Cross multiply
    127,072.80x = 190,352.16 × 60,577.44
  4. Step 4: Simplify right side
    127,072.80x = 11,531,046,551.27
  5. Step 5: Solve for x
    x = 11,531,046,551.27/127,072.80
  6. Step 6: Final answer
    x = 90,743.63

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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.