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Finding the Fourth Proportional to 62,673.93, 86,459.73 and 41,155.28

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Solution

The fourth proportional to 62,673.93, 86,459.73 and 41,155.28 is: 56,774.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,673.93 : 86,459.73 = 41,155.28 : x
  2. Step 2: Convert to fraction form
    62,673.93/86,459.73 = 41,155.28/x
  3. Step 3: Cross multiply
    62,673.93x = 86,459.73 × 41,155.28
  4. Step 4: Simplify right side
    62,673.93x = 3,558,273,964.58
  5. Step 5: Solve for x
    x = 3,558,273,964.58/62,673.93
  6. Step 6: Final answer
    x = 56,774.39

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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.