Home / 76,045.88-114,004.82-34,481.72

Finding the Fourth Proportional to 76,045.88, 114,004.82 and 34,481.72

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Solution

The fourth proportional to 76,045.88, 114,004.82 and 34,481.72 is: 51,693.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,045.88 : 114,004.82 = 34,481.72 : x
  2. Step 2: Convert to fraction form
    76,045.88/114,004.82 = 34,481.72/x
  3. Step 3: Cross multiply
    76,045.88x = 114,004.82 × 34,481.72
  4. Step 4: Simplify right side
    76,045.88x = 3,931,082,281.89
  5. Step 5: Solve for x
    x = 3,931,082,281.89/76,045.88
  6. Step 6: Final answer
    x = 51,693.56

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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.