Home / 160,960.76-241,436.91-76,780.43

Finding the Fourth Proportional to 160,960.76, 241,436.91 and 76,780.43

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Solution

The fourth proportional to 160,960.76, 241,436.91 and 76,780.43 is: 115,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,960.76 : 241,436.91 = 76,780.43 : x
  2. Step 2: Convert to fraction form
    160,960.76/241,436.91 = 76,780.43/x
  3. Step 3: Cross multiply
    160,960.76x = 241,436.91 × 76,780.43
  4. Step 4: Simplify right side
    160,960.76x = 18,537,629,767.67
  5. Step 5: Solve for x
    x = 18,537,629,767.67/160,960.76
  6. Step 6: Final answer
    x = 115,168.63

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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.