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Finding the Fourth Proportional to 224,015.88, 335,984.94 and 76,271.88

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Solution

The fourth proportional to 224,015.88, 335,984.94 and 76,271.88 is: 114,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,015.88 : 335,984.94 = 76,271.88 : x
  2. Step 2: Convert to fraction form
    224,015.88/335,984.94 = 76,271.88/x
  3. Step 3: Cross multiply
    224,015.88x = 335,984.94 × 76,271.88
  4. Step 4: Simplify right side
    224,015.88x = 25,626,203,025.49
  5. Step 5: Solve for x
    x = 25,626,203,025.49/224,015.88
  6. Step 6: Final answer
    x = 114,394.58

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1.5x scale

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.