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Finding the Fourth Proportional to 88,651.80, 132,953.40 and 36,066.60

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Solution

The fourth proportional to 88,651.80, 132,953.40 and 36,066.60 is: 54,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,651.80 : 132,953.40 = 36,066.60 : x
  2. Step 2: Convert to fraction form
    88,651.80/132,953.40 = 36,066.60/x
  3. Step 3: Cross multiply
    88,651.80x = 132,953.40 × 36,066.60
  4. Step 4: Simplify right side
    88,651.80x = 4,795,177,096.44
  5. Step 5: Solve for x
    x = 4,795,177,096.44/88,651.80
  6. Step 6: Final answer
    x = 54,090.01

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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.