Home / 49,415.73-74,135.40-16,135.86

Finding the Fourth Proportional to 49,415.73, 74,135.40 and 16,135.86

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Solution

The fourth proportional to 49,415.73, 74,135.40 and 16,135.86 is: 24,207.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,415.73 : 74,135.40 = 16,135.86 : x
  2. Step 2: Convert to fraction form
    49,415.73/74,135.40 = 16,135.86/x
  3. Step 3: Cross multiply
    49,415.73x = 74,135.40 × 16,135.86
  4. Step 4: Simplify right side
    49,415.73x = 1,196,238,435.44
  5. Step 5: Solve for x
    x = 1,196,238,435.44/49,415.73
  6. Step 6: Final answer
    x = 24,207.64

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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.