Home / 75,462.58-104,132.10-41,469.28

Finding the Fourth Proportional to 75,462.58, 104,132.10 and 41,469.28

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Solution

The fourth proportional to 75,462.58, 104,132.10 and 41,469.28 is: 57,224.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,462.58 : 104,132.10 = 41,469.28 : x
  2. Step 2: Convert to fraction form
    75,462.58/104,132.10 = 41,469.28/x
  3. Step 3: Cross multiply
    75,462.58x = 104,132.10 × 41,469.28
  4. Step 4: Simplify right side
    75,462.58x = 4,318,283,211.89
  5. Step 5: Solve for x
    x = 4,318,283,211.89/75,462.58
  6. Step 6: Final answer
    x = 57,224.17

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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.