Home / 68,045.24-102,078.81-23,684.60

Finding the Fourth Proportional to 68,045.24, 102,078.81 and 23,684.60

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Solution

The fourth proportional to 68,045.24, 102,078.81 and 23,684.60 is: 35,530.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,045.24 : 102,078.81 = 23,684.60 : x
  2. Step 2: Convert to fraction form
    68,045.24/102,078.81 = 23,684.60/x
  3. Step 3: Cross multiply
    68,045.24x = 102,078.81 × 23,684.60
  4. Step 4: Simplify right side
    68,045.24x = 2,417,695,783.33
  5. Step 5: Solve for x
    x = 2,417,695,783.33/68,045.24
  6. Step 6: Final answer
    x = 35,530.71

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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.