Home / 127,280.41-190,945.17-48,388.48

Finding the Fourth Proportional to 127,280.41, 190,945.17 and 48,388.48

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Solution

The fourth proportional to 127,280.41, 190,945.17 and 48,388.48 is: 72,592.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,280.41 : 190,945.17 = 48,388.48 : x
  2. Step 2: Convert to fraction form
    127,280.41/190,945.17 = 48,388.48/x
  3. Step 3: Cross multiply
    127,280.41x = 190,945.17 × 48,388.48
  4. Step 4: Simplify right side
    127,280.41x = 9,239,546,539.64
  5. Step 5: Solve for x
    x = 9,239,546,539.64/127,280.41
  6. Step 6: Final answer
    x = 72,592.06

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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.