Home / 52,179.41-78,147.39-38,104.58

Finding the Fourth Proportional to 52,179.41, 78,147.39 and 38,104.58

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Solution

The fourth proportional to 52,179.41, 78,147.39 and 38,104.58 is: 57,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,179.41 : 78,147.39 = 38,104.58 : x
  2. Step 2: Convert to fraction form
    52,179.41/78,147.39 = 38,104.58/x
  3. Step 3: Cross multiply
    52,179.41x = 78,147.39 × 38,104.58
  4. Step 4: Simplify right side
    52,179.41x = 2,977,773,474.05
  5. Step 5: Solve for x
    x = 2,977,773,474.05/52,179.41
  6. Step 6: Final answer
    x = 57,067.98

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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.