Home / 76,516.56-114,793.29-26,589.38

Finding the Fourth Proportional to 76,516.56, 114,793.29 and 26,589.38

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Solution

The fourth proportional to 76,516.56, 114,793.29 and 26,589.38 is: 39,890.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,516.56 : 114,793.29 = 26,589.38 : x
  2. Step 2: Convert to fraction form
    76,516.56/114,793.29 = 26,589.38/x
  3. Step 3: Cross multiply
    76,516.56x = 114,793.29 × 26,589.38
  4. Step 4: Simplify right side
    76,516.56x = 3,052,281,835.29
  5. Step 5: Solve for x
    x = 3,052,281,835.29/76,516.56
  6. Step 6: Final answer
    x = 39,890.47

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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.