Home / 127,824.75-191,765.25-37,860.48

Finding the Fourth Proportional to 127,824.75, 191,765.25 and 37,860.48

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Solution

The fourth proportional to 127,824.75, 191,765.25 and 37,860.48 is: 56,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,824.75 : 191,765.25 = 37,860.48 : x
  2. Step 2: Convert to fraction form
    127,824.75/191,765.25 = 37,860.48/x
  3. Step 3: Cross multiply
    127,824.75x = 191,765.25 × 37,860.48
  4. Step 4: Simplify right side
    127,824.75x = 7,260,324,412.32
  5. Step 5: Solve for x
    x = 7,260,324,412.32/127,824.75
  6. Step 6: Final answer
    x = 56,799.05

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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.