Home / 52,991.46-73,128.26-29,119.68

Finding the Fourth Proportional to 52,991.46, 73,128.26 and 29,119.68

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Solution

The fourth proportional to 52,991.46, 73,128.26 and 29,119.68 is: 40,185.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,991.46 : 73,128.26 = 29,119.68 : x
  2. Step 2: Convert to fraction form
    52,991.46/73,128.26 = 29,119.68/x
  3. Step 3: Cross multiply
    52,991.46x = 73,128.26 × 29,119.68
  4. Step 4: Simplify right side
    52,991.46x = 2,129,471,384.56
  5. Step 5: Solve for x
    x = 2,129,471,384.56/52,991.46
  6. Step 6: Final answer
    x = 40,185.18

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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.