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Finding the Fourth Proportional to 224,018.88, 335,989.44 and 76,274.88

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Solution

The fourth proportional to 224,018.88, 335,989.44 and 76,274.88 is: 114,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,018.88 : 335,989.44 = 76,274.88 : x
  2. Step 2: Convert to fraction form
    224,018.88/335,989.44 = 76,274.88/x
  3. Step 3: Cross multiply
    224,018.88x = 335,989.44 × 76,274.88
  4. Step 4: Simplify right side
    224,018.88x = 25,627,554,217.27
  5. Step 5: Solve for x
    x = 25,627,554,217.27/224,018.88
  6. Step 6: Final answer
    x = 114,399.08

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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.