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Finding the Fourth Proportional to 62,493.37, 86,238.70 and 35,644.53

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Solution

The fourth proportional to 62,493.37, 86,238.70 and 35,644.53 is: 49,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,493.37 : 86,238.70 = 35,644.53 : x
  2. Step 2: Convert to fraction form
    62,493.37/86,238.70 = 35,644.53/x
  3. Step 3: Cross multiply
    62,493.37x = 86,238.70 × 35,644.53
  4. Step 4: Simplify right side
    62,493.37x = 3,073,937,840.20
  5. Step 5: Solve for x
    x = 3,073,937,840.20/62,493.37
  6. Step 6: Final answer
    x = 49,188.23

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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.