Home / 73,493.20-110,152.28-51,185.80

Finding the Fourth Proportional to 73,493.20, 110,152.28 and 51,185.80

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Solution

The fourth proportional to 73,493.20, 110,152.28 and 51,185.80 is: 76,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,493.20 : 110,152.28 = 51,185.80 : x
  2. Step 2: Convert to fraction form
    73,493.20/110,152.28 = 51,185.80/x
  3. Step 3: Cross multiply
    73,493.20x = 110,152.28 × 51,185.80
  4. Step 4: Simplify right side
    73,493.20x = 5,638,232,573.62
  5. Step 5: Solve for x
    x = 5,638,232,573.62/73,493.20
  6. Step 6: Final answer
    x = 76,717.74

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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.