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Finding the Fourth Proportional to 62,578.72, 93,894 and 25,165.29

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Solution

The fourth proportional to 62,578.72, 93,894 and 25,165.29 is: 37,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,578.72 : 93,894 = 25,165.29 : x
  2. Step 2: Convert to fraction form
    62,578.72/93,894 = 25,165.29/x
  3. Step 3: Cross multiply
    62,578.72x = 93,894 × 25,165.29
  4. Step 4: Simplify right side
    62,578.72x = 2,362,869,739.26
  5. Step 5: Solve for x
    x = 2,362,869,739.26/62,578.72
  6. Step 6: Final answer
    x = 37,758.36

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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.