Home / 273,340.12-377,080.77-177,811.96

Finding the Fourth Proportional to 273,340.12, 377,080.77 and 177,811.96

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Solution

The fourth proportional to 273,340.12, 377,080.77 and 177,811.96 is: 245,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,340.12 : 377,080.77 = 177,811.96 : x
  2. Step 2: Convert to fraction form
    273,340.12/377,080.77 = 177,811.96/x
  3. Step 3: Cross multiply
    273,340.12x = 377,080.77 × 177,811.96
  4. Step 4: Simplify right side
    273,340.12x = 67,049,470,792.01
  5. Step 5: Solve for x
    x = 67,049,470,792.01/273,340.12
  6. Step 6: Final answer
    x = 245,296.85

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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.