Home / 50,778.46-76,187.73-36,756.13

Finding the Fourth Proportional to 50,778.46, 76,187.73 and 36,756.13

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Solution

The fourth proportional to 50,778.46, 76,187.73 and 36,756.13 is: 55,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,778.46 : 76,187.73 = 36,756.13 : x
  2. Step 2: Convert to fraction form
    50,778.46/76,187.73 = 36,756.13/x
  3. Step 3: Cross multiply
    50,778.46x = 76,187.73 × 36,756.13
  4. Step 4: Simplify right side
    50,778.46x = 2,800,366,108.28
  5. Step 5: Solve for x
    x = 2,800,366,108.28/50,778.46
  6. Step 6: Final answer
    x = 55,148.70

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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.