Home / 80,133.21-110,674.59-54,595.26

Finding the Fourth Proportional to 80,133.21, 110,674.59 and 54,595.26

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Solution

The fourth proportional to 80,133.21, 110,674.59 and 54,595.26 is: 75,403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,133.21 : 110,674.59 = 54,595.26 : x
  2. Step 2: Convert to fraction form
    80,133.21/110,674.59 = 54,595.26/x
  3. Step 3: Cross multiply
    80,133.21x = 110,674.59 × 54,595.26
  4. Step 4: Simplify right side
    80,133.21x = 6,042,308,016.44
  5. Step 5: Solve for x
    x = 6,042,308,016.44/80,133.21
  6. Step 6: Final answer
    x = 75,403.29

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1.5x scale

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.