Home / 75,918.31-104,765.48-41,926.12

Finding the Fourth Proportional to 75,918.31, 104,765.48 and 41,926.12

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Solution

The fourth proportional to 75,918.31, 104,765.48 and 41,926.12 is: 57,857.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,918.31 : 104,765.48 = 41,926.12 : x
  2. Step 2: Convert to fraction form
    75,918.31/104,765.48 = 41,926.12/x
  3. Step 3: Cross multiply
    75,918.31x = 104,765.48 × 41,926.12
  4. Step 4: Simplify right side
    75,918.31x = 4,392,409,876.71
  5. Step 5: Solve for x
    x = 4,392,409,876.71/75,918.31
  6. Step 6: Final answer
    x = 57,857.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.