Home / 110,744.10-166,140.45-54,611.10

Finding the Fourth Proportional to 110,744.10, 166,140.45 and 54,611.10

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Solution

The fourth proportional to 110,744.10, 166,140.45 and 54,611.10 is: 81,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,744.10 : 166,140.45 = 54,611.10 : x
  2. Step 2: Convert to fraction form
    110,744.10/166,140.45 = 54,611.10/x
  3. Step 3: Cross multiply
    110,744.10x = 166,140.45 × 54,611.10
  4. Step 4: Simplify right side
    110,744.10x = 9,073,112,729.00
  5. Step 5: Solve for x
    x = 9,073,112,729.00/110,744.10
  6. Step 6: Final answer
    x = 81,928.63

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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.