Home / 76,933.73-115,451.06-27,012.53

Finding the Fourth Proportional to 76,933.73, 115,451.06 and 27,012.53

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Solution

The fourth proportional to 76,933.73, 115,451.06 and 27,012.53 is: 40,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,933.73 : 115,451.06 = 27,012.53 : x
  2. Step 2: Convert to fraction form
    76,933.73/115,451.06 = 27,012.53/x
  3. Step 3: Cross multiply
    76,933.73x = 115,451.06 × 27,012.53
  4. Step 4: Simplify right side
    76,933.73x = 3,118,624,509.46
  5. Step 5: Solve for x
    x = 3,118,624,509.46/76,933.73
  6. Step 6: Final answer
    x = 40,536.51

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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.