Home / 76,204.24-105,173.90-45,993.88

Finding the Fourth Proportional to 76,204.24, 105,173.90 and 45,993.88

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Solution

The fourth proportional to 76,204.24, 105,173.90 and 45,993.88 is: 63,478.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,204.24 : 105,173.90 = 45,993.88 : x
  2. Step 2: Convert to fraction form
    76,204.24/105,173.90 = 45,993.88/x
  3. Step 3: Cross multiply
    76,204.24x = 105,173.90 × 45,993.88
  4. Step 4: Simplify right side
    76,204.24x = 4,837,355,735.73
  5. Step 5: Solve for x
    x = 4,837,355,735.73/76,204.24
  6. Step 6: Final answer
    x = 63,478.83

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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.