Home / 75,687.32-104,447.18-43,859.18

Finding the Fourth Proportional to 75,687.32, 104,447.18 and 43,859.18

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Solution

The fourth proportional to 75,687.32, 104,447.18 and 43,859.18 is: 60,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,687.32 : 104,447.18 = 43,859.18 : x
  2. Step 2: Convert to fraction form
    75,687.32/104,447.18 = 43,859.18/x
  3. Step 3: Cross multiply
    75,687.32x = 104,447.18 × 43,859.18
  4. Step 4: Simplify right side
    75,687.32x = 4,580,966,926.58
  5. Step 5: Solve for x
    x = 4,580,966,926.58/75,687.32
  6. Step 6: Final answer
    x = 60,524.90

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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.