Home / 55,754.36-76,906.02-33,077.30

Finding the Fourth Proportional to 55,754.36, 76,906.02 and 33,077.30

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Solution

The fourth proportional to 55,754.36, 76,906.02 and 33,077.30 is: 45,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,754.36 : 76,906.02 = 33,077.30 : x
  2. Step 2: Convert to fraction form
    55,754.36/76,906.02 = 33,077.30/x
  3. Step 3: Cross multiply
    55,754.36x = 76,906.02 × 33,077.30
  4. Step 4: Simplify right side
    55,754.36x = 2,543,842,945.43
  5. Step 5: Solve for x
    x = 2,543,842,945.43/55,754.36
  6. Step 6: Final answer
    x = 45,625.91

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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.