Home / 96,814.50-145,278.84-40,664.49

Finding the Fourth Proportional to 96,814.50, 145,278.84 and 40,664.49

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Solution

The fourth proportional to 96,814.50, 145,278.84 and 40,664.49 is: 61,020.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,814.50 : 145,278.84 = 40,664.49 : x
  2. Step 2: Convert to fraction form
    96,814.50/145,278.84 = 40,664.49/x
  3. Step 3: Cross multiply
    96,814.50x = 145,278.84 × 40,664.49
  4. Step 4: Simplify right side
    96,814.50x = 5,907,689,936.39
  5. Step 5: Solve for x
    x = 5,907,689,936.39/96,814.50
  6. Step 6: Final answer
    x = 61,020.71

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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.