Home / 75,984.63-104,863.76-50,451.02

Finding the Fourth Proportional to 75,984.63, 104,863.76 and 50,451.02

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Solution

The fourth proportional to 75,984.63, 104,863.76 and 50,451.02 is: 69,625.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,984.63 : 104,863.76 = 50,451.02 : x
  2. Step 2: Convert to fraction form
    75,984.63/104,863.76 = 50,451.02/x
  3. Step 3: Cross multiply
    75,984.63x = 104,863.76 × 50,451.02
  4. Step 4: Simplify right side
    75,984.63x = 5,290,484,048.75
  5. Step 5: Solve for x
    x = 5,290,484,048.75/75,984.63
  6. Step 6: Final answer
    x = 69,625.71

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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.