Home / 50,948.88-76,311.81-36,112.79

Finding the Fourth Proportional to 50,948.88, 76,311.81 and 36,112.79

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Solution

The fourth proportional to 50,948.88, 76,311.81 and 36,112.79 is: 54,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,948.88 : 76,311.81 = 36,112.79 : x
  2. Step 2: Convert to fraction form
    50,948.88/76,311.81 = 36,112.79/x
  3. Step 3: Cross multiply
    50,948.88x = 76,311.81 × 36,112.79
  4. Step 4: Simplify right side
    50,948.88x = 2,755,831,987.49
  5. Step 5: Solve for x
    x = 2,755,831,987.49/50,948.88
  6. Step 6: Final answer
    x = 54,090.14

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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.