Home / 55,770.45-76,958.47-31,892.46

Finding the Fourth Proportional to 55,770.45, 76,958.47 and 31,892.46

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Solution

The fourth proportional to 55,770.45, 76,958.47 and 31,892.46 is: 44,008.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,770.45 : 76,958.47 = 31,892.46 : x
  2. Step 2: Convert to fraction form
    55,770.45/76,958.47 = 31,892.46/x
  3. Step 3: Cross multiply
    55,770.45x = 76,958.47 × 31,892.46
  4. Step 4: Simplify right side
    55,770.45x = 2,454,394,926.14
  5. Step 5: Solve for x
    x = 2,454,394,926.14/55,770.45
  6. Step 6: Final answer
    x = 44,008.88

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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.