Home / 54,043.64-80,923.98-38,162.84

Finding the Fourth Proportional to 54,043.64, 80,923.98 and 38,162.84

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Solution

The fourth proportional to 54,043.64, 80,923.98 and 38,162.84 is: 57,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,043.64 : 80,923.98 = 38,162.84 : x
  2. Step 2: Convert to fraction form
    54,043.64/80,923.98 = 38,162.84/x
  3. Step 3: Cross multiply
    54,043.64x = 80,923.98 × 38,162.84
  4. Step 4: Simplify right side
    54,043.64x = 3,088,288,496.28
  5. Step 5: Solve for x
    x = 3,088,288,496.28/54,043.64
  6. Step 6: Final answer
    x = 57,144.35

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1.5x scale

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.