Home / 68,955.72-95,126.34-58,991.19

Finding the Fourth Proportional to 68,955.72, 95,126.34 and 58,991.19

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Solution

The fourth proportional to 68,955.72, 95,126.34 and 58,991.19 is: 81,379.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,955.72 : 95,126.34 = 58,991.19 : x
  2. Step 2: Convert to fraction form
    68,955.72/95,126.34 = 58,991.19/x
  3. Step 3: Cross multiply
    68,955.72x = 95,126.34 × 58,991.19
  4. Step 4: Simplify right side
    68,955.72x = 5,611,615,996.94
  5. Step 5: Solve for x
    x = 5,611,615,996.94/68,955.72
  6. Step 6: Final answer
    x = 81,379.99

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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.