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Finding the Fourth Proportional to 62,495.42, 86,241.56 and 35,646.62

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Solution

The fourth proportional to 62,495.42, 86,241.56 and 35,646.62 is: 49,191.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,495.42 : 86,241.56 = 35,646.62 : x
  2. Step 2: Convert to fraction form
    62,495.42/86,241.56 = 35,646.62/x
  3. Step 3: Cross multiply
    62,495.42x = 86,241.56 × 35,646.62
  4. Step 4: Simplify right side
    62,495.42x = 3,074,219,508.09
  5. Step 5: Solve for x
    x = 3,074,219,508.09/62,495.42
  6. Step 6: Final answer
    x = 49,191.12

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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.