Home / 76,933.45-115,450.63-27,012.26

Finding the Fourth Proportional to 76,933.45, 115,450.63 and 27,012.26

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Solution

The fourth proportional to 76,933.45, 115,450.63 and 27,012.26 is: 40,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,933.45 : 115,450.63 = 27,012.26 : x
  2. Step 2: Convert to fraction form
    76,933.45/115,450.63 = 27,012.26/x
  3. Step 3: Cross multiply
    76,933.45x = 115,450.63 × 27,012.26
  4. Step 4: Simplify right side
    76,933.45x = 3,118,582,591.29
  5. Step 5: Solve for x
    x = 3,118,582,591.29/76,933.45
  6. Step 6: Final answer
    x = 40,536.11

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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.