Home / 127,110.33-190,715.72-48,245.49

Finding the Fourth Proportional to 127,110.33, 190,715.72 and 48,245.49

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Solution

The fourth proportional to 127,110.33, 190,715.72 and 48,245.49 is: 72,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,110.33 : 190,715.72 = 48,245.49 : x
  2. Step 2: Convert to fraction form
    127,110.33/190,715.72 = 48,245.49/x
  3. Step 3: Cross multiply
    127,110.33x = 190,715.72 × 48,245.49
  4. Step 4: Simplify right side
    127,110.33x = 9,201,173,120.88
  5. Step 5: Solve for x
    x = 9,201,173,120.88/127,110.33
  6. Step 6: Final answer
    x = 72,387.30

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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.