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Finding the Fourth Proportional to 175,533.88, 263,062.30 and 74,247.80

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Solution

The fourth proportional to 175,533.88, 263,062.30 and 74,247.80 is: 111,270.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,533.88 : 263,062.30 = 74,247.80 : x
  2. Step 2: Convert to fraction form
    175,533.88/263,062.30 = 74,247.80/x
  3. Step 3: Cross multiply
    175,533.88x = 263,062.30 × 74,247.80
  4. Step 4: Simplify right side
    175,533.88x = 19,531,797,037.94
  5. Step 5: Solve for x
    x = 19,531,797,037.94/175,533.88
  6. Step 6: Final answer
    x = 111,270.81

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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.