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Finding the Fourth Proportional to 50,990.77, 76,459.90 and 22,886.73

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Solution

The fourth proportional to 50,990.77, 76,459.90 and 22,886.73 is: 34,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,990.77 : 76,459.90 = 22,886.73 : x
  2. Step 2: Convert to fraction form
    50,990.77/76,459.90 = 22,886.73/x
  3. Step 3: Cross multiply
    50,990.77x = 76,459.90 × 22,886.73
  4. Step 4: Simplify right side
    50,990.77x = 1,749,917,163.84
  5. Step 5: Solve for x
    x = 1,749,917,163.84/50,990.77
  6. Step 6: Final answer
    x = 34,318.31

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1.5x scale

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.