Home / 76,199.44-105,146.23-43,933.70

Finding the Fourth Proportional to 76,199.44, 105,146.23 and 43,933.70

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Solution

The fourth proportional to 76,199.44, 105,146.23 and 43,933.70 is: 60,623.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,199.44 : 105,146.23 = 43,933.70 : x
  2. Step 2: Convert to fraction form
    76,199.44/105,146.23 = 43,933.70/x
  3. Step 3: Cross multiply
    76,199.44x = 105,146.23 × 43,933.70
  4. Step 4: Simplify right side
    76,199.44x = 4,619,462,924.95
  5. Step 5: Solve for x
    x = 4,619,462,924.95/76,199.44
  6. Step 6: Final answer
    x = 60,623.32

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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.