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Finding the Fourth Proportional to 62,571.34, 86,327.32 and 35,694.93

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Solution

The fourth proportional to 62,571.34, 86,327.32 and 35,694.93 is: 49,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,571.34 : 86,327.32 = 35,694.93 : x
  2. Step 2: Convert to fraction form
    62,571.34/86,327.32 = 35,694.93/x
  3. Step 3: Cross multiply
    62,571.34x = 86,327.32 × 35,694.93
  4. Step 4: Simplify right side
    62,571.34x = 3,081,447,644.49
  5. Step 5: Solve for x
    x = 3,081,447,644.49/62,571.34
  6. Step 6: Final answer
    x = 49,246.95

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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.