Home / 75,851.12-104,672.61-41,859.18

Finding the Fourth Proportional to 75,851.12, 104,672.61 and 41,859.18

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Solution

The fourth proportional to 75,851.12, 104,672.61 and 41,859.18 is: 57,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,851.12 : 104,672.61 = 41,859.18 : x
  2. Step 2: Convert to fraction form
    75,851.12/104,672.61 = 41,859.18/x
  3. Step 3: Cross multiply
    75,851.12x = 104,672.61 × 41,859.18
  4. Step 4: Simplify right side
    75,851.12x = 4,381,509,623.06
  5. Step 5: Solve for x
    x = 4,381,509,623.06/75,851.12
  6. Step 6: Final answer
    x = 57,764.60

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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.