Home / 113,845.23-170,776.04-43,724.54

Finding the Fourth Proportional to 113,845.23, 170,776.04 and 43,724.54

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Solution

The fourth proportional to 113,845.23, 170,776.04 and 43,724.54 is: 65,589.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,845.23 : 170,776.04 = 43,724.54 : x
  2. Step 2: Convert to fraction form
    113,845.23/170,776.04 = 43,724.54/x
  3. Step 3: Cross multiply
    113,845.23x = 170,776.04 × 43,724.54
  4. Step 4: Simplify right side
    113,845.23x = 7,467,104,000.34
  5. Step 5: Solve for x
    x = 7,467,104,000.34/113,845.23
  6. Step 6: Final answer
    x = 65,589.96

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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.