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Finding the Fourth Proportional to 68,898.84, 95,035.26 and 49,747.08

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Solution

The fourth proportional to 68,898.84, 95,035.26 and 49,747.08 is: 68,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,898.84 : 95,035.26 = 49,747.08 : x
  2. Step 2: Convert to fraction form
    68,898.84/95,035.26 = 49,747.08/x
  3. Step 3: Cross multiply
    68,898.84x = 95,035.26 × 49,747.08
  4. Step 4: Simplify right side
    68,898.84x = 4,727,726,682.04
  5. Step 5: Solve for x
    x = 4,727,726,682.04/68,898.84
  6. Step 6: Final answer
    x = 68,618.38

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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.