Home / 58,811.43-81,158.78-31,954.37

Finding the Fourth Proportional to 58,811.43, 81,158.78 and 31,954.37

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Solution

The fourth proportional to 58,811.43, 81,158.78 and 31,954.37 is: 44,096.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,811.43 : 81,158.78 = 31,954.37 : x
  2. Step 2: Convert to fraction form
    58,811.43/81,158.78 = 31,954.37/x
  3. Step 3: Cross multiply
    58,811.43x = 81,158.78 × 31,954.37
  4. Step 4: Simplify right side
    58,811.43x = 2,593,377,119.30
  5. Step 5: Solve for x
    x = 2,593,377,119.30/58,811.43
  6. Step 6: Final answer
    x = 44,096.48

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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.