Home / 74,134.41-111,206.43-29,755.41

Finding the Fourth Proportional to 74,134.41, 111,206.43 and 29,755.41

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Solution

The fourth proportional to 74,134.41, 111,206.43 and 29,755.41 is: 44,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,134.41 : 111,206.43 = 29,755.41 : x
  2. Step 2: Convert to fraction form
    74,134.41/111,206.43 = 29,755.41/x
  3. Step 3: Cross multiply
    74,134.41x = 111,206.43 × 29,755.41
  4. Step 4: Simplify right side
    74,134.41x = 3,308,992,919.29
  5. Step 5: Solve for x
    x = 3,308,992,919.29/74,134.41
  6. Step 6: Final answer
    x = 44,635.05

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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.