Home / 175,685.61-263,790.86-173,061.21

Finding the Fourth Proportional to 175,685.61, 263,790.86 and 173,061.21

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Solution

The fourth proportional to 175,685.61, 263,790.86 and 173,061.21 is: 259,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,685.61 : 263,790.86 = 173,061.21 : x
  2. Step 2: Convert to fraction form
    175,685.61/263,790.86 = 173,061.21/x
  3. Step 3: Cross multiply
    175,685.61x = 263,790.86 × 173,061.21
  4. Step 4: Simplify right side
    175,685.61x = 45,651,964,553.23
  5. Step 5: Solve for x
    x = 45,651,964,553.23/175,685.61
  6. Step 6: Final answer
    x = 259,850.33

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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.