Home / 75,465.56-104,174.40-50,941.72

Finding the Fourth Proportional to 75,465.56, 104,174.40 and 50,941.72

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Solution

The fourth proportional to 75,465.56, 104,174.40 and 50,941.72 is: 70,321.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,465.56 : 104,174.40 = 50,941.72 : x
  2. Step 2: Convert to fraction form
    75,465.56/104,174.40 = 50,941.72/x
  3. Step 3: Cross multiply
    75,465.56x = 104,174.40 × 50,941.72
  4. Step 4: Simplify right side
    75,465.56x = 5,306,823,115.97
  5. Step 5: Solve for x
    x = 5,306,823,115.97/75,465.56
  6. Step 6: Final answer
    x = 70,321.13

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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.