Home / 54,080.46-80,620.79-53,228.34

Finding the Fourth Proportional to 54,080.46, 80,620.79 and 53,228.34

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Solution

The fourth proportional to 54,080.46, 80,620.79 and 53,228.34 is: 79,350.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,080.46 : 80,620.79 = 53,228.34 : x
  2. Step 2: Convert to fraction form
    54,080.46/80,620.79 = 53,228.34/x
  3. Step 3: Cross multiply
    54,080.46x = 80,620.79 × 53,228.34
  4. Step 4: Simplify right side
    54,080.46x = 4,291,310,555.05
  5. Step 5: Solve for x
    x = 4,291,310,555.05/54,080.46
  6. Step 6: Final answer
    x = 79,350.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.