Home / 75,352.92-104,006.14-51,489.24

Finding the Fourth Proportional to 75,352.92, 104,006.14 and 51,489.24

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Solution

The fourth proportional to 75,352.92, 104,006.14 and 51,489.24 is: 71,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,352.92 : 104,006.14 = 51,489.24 : x
  2. Step 2: Convert to fraction form
    75,352.92/104,006.14 = 51,489.24/x
  3. Step 3: Cross multiply
    75,352.92x = 104,006.14 × 51,489.24
  4. Step 4: Simplify right side
    75,352.92x = 5,355,197,103.93
  5. Step 5: Solve for x
    x = 5,355,197,103.93/75,352.92
  6. Step 6: Final answer
    x = 71,068.21

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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.