Home / 55,761.28-76,925.44-33,101.20

Finding the Fourth Proportional to 55,761.28, 76,925.44 and 33,101.20

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Solution

The fourth proportional to 55,761.28, 76,925.44 and 33,101.20 is: 45,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,761.28 : 76,925.44 = 33,101.20 : x
  2. Step 2: Convert to fraction form
    55,761.28/76,925.44 = 33,101.20/x
  3. Step 3: Cross multiply
    55,761.28x = 76,925.44 × 33,101.20
  4. Step 4: Simplify right side
    55,761.28x = 2,546,324,374.53
  5. Step 5: Solve for x
    x = 2,546,324,374.53/55,761.28
  6. Step 6: Final answer
    x = 45,664.74

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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.