Home / 224,015.38-335,984.19-76,271.38

Finding the Fourth Proportional to 224,015.38, 335,984.19 and 76,271.38

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Solution

The fourth proportional to 224,015.38, 335,984.19 and 76,271.38 is: 114,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,015.38 : 335,984.19 = 76,271.38 : x
  2. Step 2: Convert to fraction form
    224,015.38/335,984.19 = 76,271.38/x
  3. Step 3: Cross multiply
    224,015.38x = 335,984.19 × 76,271.38
  4. Step 4: Simplify right side
    224,015.38x = 25,625,977,829.48
  5. Step 5: Solve for x
    x = 25,625,977,829.48/224,015.38
  6. Step 6: Final answer
    x = 114,393.83

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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.