Home / 127,112.39-190,593.82-48,232.16

Finding the Fourth Proportional to 127,112.39, 190,593.82 and 48,232.16

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Solution

The fourth proportional to 127,112.39, 190,593.82 and 48,232.16 is: 72,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,112.39 : 190,593.82 = 48,232.16 : x
  2. Step 2: Convert to fraction form
    127,112.39/190,593.82 = 48,232.16/x
  3. Step 3: Cross multiply
    127,112.39x = 190,593.82 × 48,232.16
  4. Step 4: Simplify right side
    127,112.39x = 9,192,750,427.12
  5. Step 5: Solve for x
    x = 9,192,750,427.12/127,112.39
  6. Step 6: Final answer
    x = 72,319.86

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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.