Home / 76,184.25-105,099.38-49,335.41

Finding the Fourth Proportional to 76,184.25, 105,099.38 and 49,335.41

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Solution

The fourth proportional to 76,184.25, 105,099.38 and 49,335.41 is: 68,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,184.25 : 105,099.38 = 49,335.41 : x
  2. Step 2: Convert to fraction form
    76,184.25/105,099.38 = 49,335.41/x
  3. Step 3: Cross multiply
    76,184.25x = 105,099.38 × 49,335.41
  4. Step 4: Simplify right side
    76,184.25x = 5,185,121,003.05
  5. Step 5: Solve for x
    x = 5,185,121,003.05/76,184.25
  6. Step 6: Final answer
    x = 68,060.27

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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.