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Finding the Fourth Proportional to 62,393.62, 86,103.42 and 34,099.32

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Solution

The fourth proportional to 62,393.62, 86,103.42 and 34,099.32 is: 47,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,393.62 : 86,103.42 = 34,099.32 : x
  2. Step 2: Convert to fraction form
    62,393.62/86,103.42 = 34,099.32/x
  3. Step 3: Cross multiply
    62,393.62x = 86,103.42 × 34,099.32
  4. Step 4: Simplify right side
    62,393.62x = 2,936,068,071.67
  5. Step 5: Solve for x
    x = 2,936,068,071.67/62,393.62
  6. Step 6: Final answer
    x = 47,057.18

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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.