Home / 75,437.25-104,103.46-41,447.92

Finding the Fourth Proportional to 75,437.25, 104,103.46 and 41,447.92

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Solution

The fourth proportional to 75,437.25, 104,103.46 and 41,447.92 is: 57,198.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437.25 : 104,103.46 = 41,447.92 : x
  2. Step 2: Convert to fraction form
    75,437.25/104,103.46 = 41,447.92/x
  3. Step 3: Cross multiply
    75,437.25x = 104,103.46 × 41,447.92
  4. Step 4: Simplify right side
    75,437.25x = 4,314,871,881.80
  5. Step 5: Solve for x
    x = 4,314,871,881.80/75,437.25
  6. Step 6: Final answer
    x = 57,198.16

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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.