Home / 58,786.21-81,122.66-34,912.27

Finding the Fourth Proportional to 58,786.21, 81,122.66 and 34,912.27

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Solution

The fourth proportional to 58,786.21, 81,122.66 and 34,912.27 is: 48,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,786.21 : 81,122.66 = 34,912.27 : x
  2. Step 2: Convert to fraction form
    58,786.21/81,122.66 = 34,912.27/x
  3. Step 3: Cross multiply
    58,786.21x = 81,122.66 × 34,912.27
  4. Step 4: Simplify right side
    58,786.21x = 2,832,175,803.42
  5. Step 5: Solve for x
    x = 2,832,175,803.42/58,786.21
  6. Step 6: Final answer
    x = 48,177.56

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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.