Home / 76,428.10-114,605.25-32,042.94

Finding the Fourth Proportional to 76,428.10, 114,605.25 and 32,042.94

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Solution

The fourth proportional to 76,428.10, 114,605.25 and 32,042.94 is: 48,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,428.10 : 114,605.25 = 32,042.94 : x
  2. Step 2: Convert to fraction form
    76,428.10/114,605.25 = 32,042.94/x
  3. Step 3: Cross multiply
    76,428.10x = 114,605.25 × 32,042.94
  4. Step 4: Simplify right side
    76,428.10x = 3,672,289,149.44
  5. Step 5: Solve for x
    x = 3,672,289,149.44/76,428.10
  6. Step 6: Final answer
    x = 48,048.94

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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.