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Finding the Fourth Proportional to 240,187.56, 331,455.60 and 132,759.48

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Solution

The fourth proportional to 240,187.56, 331,455.60 and 132,759.48 is: 183,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,187.56 : 331,455.60 = 132,759.48 : x
  2. Step 2: Convert to fraction form
    240,187.56/331,455.60 = 132,759.48/x
  3. Step 3: Cross multiply
    240,187.56x = 331,455.60 × 132,759.48
  4. Step 4: Simplify right side
    240,187.56x = 44,003,873,099.09
  5. Step 5: Solve for x
    x = 44,003,873,099.09/240,187.56
  6. Step 6: Final answer
    x = 183,206.30

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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.