Home / 182,111.12-273,251.16-76,954.64

Finding the Fourth Proportional to 182,111.12, 273,251.16 and 76,954.64

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Solution

The fourth proportional to 182,111.12, 273,251.16 and 76,954.64 is: 115,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,111.12 : 273,251.16 = 76,954.64 : x
  2. Step 2: Convert to fraction form
    182,111.12/273,251.16 = 76,954.64/x
  3. Step 3: Cross multiply
    182,111.12x = 273,251.16 × 76,954.64
  4. Step 4: Simplify right side
    182,111.12x = 21,027,944,647.38
  5. Step 5: Solve for x
    x = 21,027,944,647.38/182,111.12
  6. Step 6: Final answer
    x = 115,467.66

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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.