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Finding the Fourth Proportional to 94,489.49, 141,688.12 and 41,226.49

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Solution

The fourth proportional to 94,489.49, 141,688.12 and 41,226.49 is: 61,819.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,489.49 : 141,688.12 = 41,226.49 : x
  2. Step 2: Convert to fraction form
    94,489.49/141,688.12 = 41,226.49/x
  3. Step 3: Cross multiply
    94,489.49x = 141,688.12 × 41,226.49
  4. Step 4: Simplify right side
    94,489.49x = 5,841,303,862.30
  5. Step 5: Solve for x
    x = 5,841,303,862.30/94,489.49
  6. Step 6: Final answer
    x = 61,819.61

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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.