Home / 182,104.80-273,011.40-76,837.20

Finding the Fourth Proportional to 182,104.80, 273,011.40 and 76,837.20

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Solution

The fourth proportional to 182,104.80, 273,011.40 and 76,837.20 is: 115,194.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,104.80 : 273,011.40 = 76,837.20 : x
  2. Step 2: Convert to fraction form
    182,104.80/273,011.40 = 76,837.20/x
  3. Step 3: Cross multiply
    182,104.80x = 273,011.40 × 76,837.20
  4. Step 4: Simplify right side
    182,104.80x = 20,977,431,544.08
  5. Step 5: Solve for x
    x = 20,977,431,544.08/182,104.80
  6. Step 6: Final answer
    x = 115,194.28

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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.