Home / 75,892.06-104,728.31-41,899.81

Finding the Fourth Proportional to 75,892.06, 104,728.31 and 41,899.81

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Solution

The fourth proportional to 75,892.06, 104,728.31 and 41,899.81 is: 57,820.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,892.06 : 104,728.31 = 41,899.81 : x
  2. Step 2: Convert to fraction form
    75,892.06/104,728.31 = 41,899.81/x
  3. Step 3: Cross multiply
    75,892.06x = 104,728.31 × 41,899.81
  4. Step 4: Simplify right side
    75,892.06x = 4,388,095,557.48
  5. Step 5: Solve for x
    x = 4,388,095,557.48/75,892.06
  6. Step 6: Final answer
    x = 57,820.22

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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.