Home / 55,109.46-76,051.62-29,958.96

Finding the Fourth Proportional to 55,109.46, 76,051.62 and 29,958.96

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Solution

The fourth proportional to 55,109.46, 76,051.62 and 29,958.96 is: 41,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,109.46 : 76,051.62 = 29,958.96 : x
  2. Step 2: Convert to fraction form
    55,109.46/76,051.62 = 29,958.96/x
  3. Step 3: Cross multiply
    55,109.46x = 76,051.62 × 29,958.96
  4. Step 4: Simplify right side
    55,109.46x = 2,278,427,441.52
  5. Step 5: Solve for x
    x = 2,278,427,441.52/55,109.46
  6. Step 6: Final answer
    x = 41,343.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.