Home / 55,171.41-76,123.28-32,511.33

Finding the Fourth Proportional to 55,171.41, 76,123.28 and 32,511.33

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Solution

The fourth proportional to 55,171.41, 76,123.28 and 32,511.33 is: 44,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,171.41 : 76,123.28 = 32,511.33 : x
  2. Step 2: Convert to fraction form
    55,171.41/76,123.28 = 32,511.33/x
  3. Step 3: Cross multiply
    55,171.41x = 76,123.28 × 32,511.33
  4. Step 4: Simplify right side
    55,171.41x = 2,474,868,914.21
  5. Step 5: Solve for x
    x = 2,474,868,914.21/55,171.41
  6. Step 6: Final answer
    x = 44,857.82

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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.