Home / 51,013.69-76,146.11-47,256.26

Finding the Fourth Proportional to 51,013.69, 76,146.11 and 47,256.26

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Solution

The fourth proportional to 51,013.69, 76,146.11 and 47,256.26 is: 70,537.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,013.69 : 76,146.11 = 47,256.26 : x
  2. Step 2: Convert to fraction form
    51,013.69/76,146.11 = 47,256.26/x
  3. Step 3: Cross multiply
    51,013.69x = 76,146.11 × 47,256.26
  4. Step 4: Simplify right side
    51,013.69x = 3,598,380,372.15
  5. Step 5: Solve for x
    x = 3,598,380,372.15/51,013.69
  6. Step 6: Final answer
    x = 70,537.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.