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Finding the Fourth Proportional to 62,309.97, 93,513.79 and 43,467.45

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Solution

The fourth proportional to 62,309.97, 93,513.79 and 43,467.45 is: 65,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,309.97 : 93,513.79 = 43,467.45 : x
  2. Step 2: Convert to fraction form
    62,309.97/93,513.79 = 43,467.45/x
  3. Step 3: Cross multiply
    62,309.97x = 93,513.79 × 43,467.45
  4. Step 4: Simplify right side
    62,309.97x = 4,064,805,991.14
  5. Step 5: Solve for x
    x = 4,064,805,991.14/62,309.97
  6. Step 6: Final answer
    x = 65,235.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.