Home / 113,845.13-170,775.95-43,724.44

Finding the Fourth Proportional to 113,845.13, 170,775.95 and 43,724.44

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Solution

The fourth proportional to 113,845.13, 170,775.95 and 43,724.44 is: 65,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,845.13 : 170,775.95 = 43,724.44 : x
  2. Step 2: Convert to fraction form
    113,845.13/170,775.95 = 43,724.44/x
  3. Step 3: Cross multiply
    113,845.13x = 170,775.95 × 43,724.44
  4. Step 4: Simplify right side
    113,845.13x = 7,467,082,774.07
  5. Step 5: Solve for x
    x = 7,467,082,774.07/113,845.13
  6. Step 6: Final answer
    x = 65,589.83

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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.