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Finding the Fourth Proportional to 68,393.69, 102,401.60 and 35,041.94

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Solution

The fourth proportional to 68,393.69, 102,401.60 and 35,041.94 is: 52,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,393.69 : 102,401.60 = 35,041.94 : x
  2. Step 2: Convert to fraction form
    68,393.69/102,401.60 = 35,041.94/x
  3. Step 3: Cross multiply
    68,393.69x = 102,401.60 × 35,041.94
  4. Step 4: Simplify right side
    68,393.69x = 3,588,350,035.89
  5. Step 5: Solve for x
    x = 3,588,350,035.89/68,393.69
  6. Step 6: Final answer
    x = 52,466.10

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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.