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Finding the Fourth Proportional to 224,771.88, 310,179.90 and 122,797.86

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Solution

The fourth proportional to 224,771.88, 310,179.90 and 122,797.86 is: 169,458.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,771.88 : 310,179.90 = 122,797.86 : x
  2. Step 2: Convert to fraction form
    224,771.88/310,179.90 = 122,797.86/x
  3. Step 3: Cross multiply
    224,771.88x = 310,179.90 × 122,797.86
  4. Step 4: Simplify right side
    224,771.88x = 38,089,427,935.01
  5. Step 5: Solve for x
    x = 38,089,427,935.01/224,771.88
  6. Step 6: Final answer
    x = 169,458.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.