Home / 110,444.88-165,548.16-54,219.60

Finding the Fourth Proportional to 110,444.88, 165,548.16 and 54,219.60

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Solution

The fourth proportional to 110,444.88, 165,548.16 and 54,219.60 is: 81,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,444.88 : 165,548.16 = 54,219.60 : x
  2. Step 2: Convert to fraction form
    110,444.88/165,548.16 = 54,219.60/x
  3. Step 3: Cross multiply
    110,444.88x = 165,548.16 × 54,219.60
  4. Step 4: Simplify right side
    110,444.88x = 8,975,955,015.94
  5. Step 5: Solve for x
    x = 8,975,955,015.94/110,444.88
  6. Step 6: Final answer
    x = 81,270.90

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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.