Home / 68,442.28-102,727.98-35,185.66

Finding the Fourth Proportional to 68,442.28, 102,727.98 and 35,185.66

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Solution

The fourth proportional to 68,442.28, 102,727.98 and 35,185.66 is: 52,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,442.28 : 102,727.98 = 35,185.66 : x
  2. Step 2: Convert to fraction form
    68,442.28/102,727.98 = 35,185.66/x
  3. Step 3: Cross multiply
    68,442.28x = 102,727.98 × 35,185.66
  4. Step 4: Simplify right side
    68,442.28x = 3,614,551,776.77
  5. Step 5: Solve for x
    x = 3,614,551,776.77/68,442.28
  6. Step 6: Final answer
    x = 52,811.68

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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.