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Finding the Fourth Proportional to 127,222.56, 190,858.56 and 48,392.24

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Solution

The fourth proportional to 127,222.56, 190,858.56 and 48,392.24 is: 72,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,222.56 : 190,858.56 = 48,392.24 : x
  2. Step 2: Convert to fraction form
    127,222.56/190,858.56 = 48,392.24/x
  3. Step 3: Cross multiply
    127,222.56x = 190,858.56 × 48,392.24
  4. Step 4: Simplify right side
    127,222.56x = 9,236,073,241.57
  5. Step 5: Solve for x
    x = 9,236,073,241.57/127,222.56
  6. Step 6: Final answer
    x = 72,597.76

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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.