Home / 66,104.28-99,057.96-36,530.58

Finding the Fourth Proportional to 66,104.28, 99,057.96 and 36,530.58

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Solution

The fourth proportional to 66,104.28, 99,057.96 and 36,530.58 is: 54,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,104.28 : 99,057.96 = 36,530.58 : x
  2. Step 2: Convert to fraction form
    66,104.28/99,057.96 = 36,530.58/x
  3. Step 3: Cross multiply
    66,104.28x = 99,057.96 × 36,530.58
  4. Step 4: Simplify right side
    66,104.28x = 3,618,644,732.42
  5. Step 5: Solve for x
    x = 3,618,644,732.42/66,104.28
  6. Step 6: Final answer
    x = 54,741.46

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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.