Home / 175,634.11-263,344.37-68,890.15

Finding the Fourth Proportional to 175,634.11, 263,344.37 and 68,890.15

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Solution

The fourth proportional to 175,634.11, 263,344.37 and 68,890.15 is: 103,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,634.11 : 263,344.37 = 68,890.15 : x
  2. Step 2: Convert to fraction form
    175,634.11/263,344.37 = 68,890.15/x
  3. Step 3: Cross multiply
    175,634.11x = 263,344.37 × 68,890.15
  4. Step 4: Simplify right side
    175,634.11x = 18,141,831,834.23
  5. Step 5: Solve for x
    x = 18,141,831,834.23/175,634.11
  6. Step 6: Final answer
    x = 103,293.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.