Home / 51,276.24-76,783.68-43,403.04

Finding the Fourth Proportional to 51,276.24, 76,783.68 and 43,403.04

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Solution

The fourth proportional to 51,276.24, 76,783.68 and 43,403.04 is: 64,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276.24 : 76,783.68 = 43,403.04 : x
  2. Step 2: Convert to fraction form
    51,276.24/76,783.68 = 43,403.04/x
  3. Step 3: Cross multiply
    51,276.24x = 76,783.68 × 43,403.04
  4. Step 4: Simplify right side
    51,276.24x = 3,332,645,134.39
  5. Step 5: Solve for x
    x = 3,332,645,134.39/51,276.24
  6. Step 6: Final answer
    x = 64,993.95

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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.