Home / 55,076.11-76,004.76-31,202.73

Finding the Fourth Proportional to 55,076.11, 76,004.76 and 31,202.73

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Solution

The fourth proportional to 55,076.11, 76,004.76 and 31,202.73 is: 43,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,076.11 : 76,004.76 = 31,202.73 : x
  2. Step 2: Convert to fraction form
    55,076.11/76,004.76 = 31,202.73/x
  3. Step 3: Cross multiply
    55,076.11x = 76,004.76 × 31,202.73
  4. Step 4: Simplify right side
    55,076.11x = 2,371,555,908.24
  5. Step 5: Solve for x
    x = 2,371,555,908.24/55,076.11
  6. Step 6: Final answer
    x = 43,059.61

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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.